diff --git a/typo3/sysext/about/ext_emconf.php b/typo3/sysext/about/ext_emconf.php
index 98963f75ce96879050aab7e8d6ed99b5d5c39350..3286ba2fda4683eff74d3a18390dab2887e4e1af 100644
--- a/typo3/sysext/about/ext_emconf.php
+++ b/typo3/sysext/about/ext_emconf.php
@@ -12,7 +12,7 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/backend/ext_emconf.php b/typo3/sysext/backend/ext_emconf.php
index 42274d9f38091ff57d4622d5b41ce70aa2e15fbc..f37a5ce166a8c9f096336eb1c9ac0b42a15ad527 100644
--- a/typo3/sysext/backend/ext_emconf.php
+++ b/typo3/sysext/backend/ext_emconf.php
@@ -13,7 +13,7 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/belog/ext_emconf.php b/typo3/sysext/belog/ext_emconf.php
index 601424b977cbc2feaf47bbe652ffa2356e5b77f5..04be9f50144ffc2144902b28ced610eda0a86049 100644
--- a/typo3/sysext/belog/ext_emconf.php
+++ b/typo3/sysext/belog/ext_emconf.php
@@ -13,7 +13,7 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/beuser/ext_emconf.php b/typo3/sysext/beuser/ext_emconf.php
index b7b7cc27586212e30fe09e145778ff1e34effe73..3bd4182c9ff8e2176372f40b91a7ea998e2dc498 100644
--- a/typo3/sysext/beuser/ext_emconf.php
+++ b/typo3/sysext/beuser/ext_emconf.php
@@ -13,7 +13,7 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/core/Classes/Core/SystemEnvironmentBuilder.php b/typo3/sysext/core/Classes/Core/SystemEnvironmentBuilder.php
index aad03f5e95239f6e144c5c2ab5ac0794f8983324..70429461f4886b92074bdd5503c620667ed281bc 100644
--- a/typo3/sysext/core/Classes/Core/SystemEnvironmentBuilder.php
+++ b/typo3/sysext/core/Classes/Core/SystemEnvironmentBuilder.php
@@ -83,7 +83,7 @@ class SystemEnvironmentBuilder
     protected static function defineBaseConstants()
     {
         // This version, branch and copyright
-        define('TYPO3_version', '9.0.0-dev');
+        define('TYPO3_version', '9.0.0');
         define('TYPO3_branch', '9.0');
         define('TYPO3_copyright_year', '1998-2017');
 
diff --git a/typo3/sysext/core/Tests/Functional/Database/Fixtures/Extensions/test_expressionbuilder/ext_emconf.php b/typo3/sysext/core/Tests/Functional/Database/Fixtures/Extensions/test_expressionbuilder/ext_emconf.php
index e8225ad236da3237735d3b13fb9bff1e3edb8ac6..ed6b929bb80659ed33fed89e5877b1b8b2dc3000 100644
--- a/typo3/sysext/core/Tests/Functional/Database/Fixtures/Extensions/test_expressionbuilder/ext_emconf.php
+++ b/typo3/sysext/core/Tests/Functional/Database/Fixtures/Extensions/test_expressionbuilder/ext_emconf.php
@@ -3,7 +3,7 @@ $EM_CONF[$_EXTKEY] = [
     'title' => 'ExpressionBuilder Test',
     'description' => 'ExpressionBuilder Test',
     'category' => 'example',
-    'version' => '0.0.1',
+    'version' => '9.0.0',
     'state' => 'beta',
     'uploadfolder' => 0,
     'createDirs' => '',
@@ -12,7 +12,7 @@ $EM_CONF[$_EXTKEY] = [
     'author_email' => 'lolli@schwarzbu.ch',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/core/Tests/Functional/Fixtures/Extensions/irre_tutorial/ext_emconf.php b/typo3/sysext/core/Tests/Functional/Fixtures/Extensions/irre_tutorial/ext_emconf.php
index 9d0f5469d68de7ab153729c57be43dc4461680e2..00f1bdcad2e7b8ab43d7893500e33243d0a29eb9 100644
--- a/typo3/sysext/core/Tests/Functional/Fixtures/Extensions/irre_tutorial/ext_emconf.php
+++ b/typo3/sysext/core/Tests/Functional/Fixtures/Extensions/irre_tutorial/ext_emconf.php
@@ -3,7 +3,7 @@ $EM_CONF[$_EXTKEY] = [
     'title' => 'Fixture extension for functional tests for Inline Relational Record Editing IRRE',
     'description' => 'based on irre_tutorial extension created by Oliver Hader, see http://forge.typo3.org/projects/extension-irre_tutorial',
     'category' => 'example',
-    'version' => '0.4.0',
+    'version' => '9.0.0',
     'state' => 'beta',
     'uploadfolder' => 0,
     'createDirs' => '',
@@ -13,7 +13,7 @@ $EM_CONF[$_EXTKEY] = [
     'author_company' => '',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
             'workspaces' => '9.0.0-9.0.99',
         ],
         'conflicts' => [],
diff --git a/typo3/sysext/core/Tests/Functional/Fixtures/Extensions/test_datahandler/ext_emconf.php b/typo3/sysext/core/Tests/Functional/Fixtures/Extensions/test_datahandler/ext_emconf.php
index 9094de90026d8b494255e8f90c75467740be5bef..e87a73927df6d91db5abbf10ea3bbab1e16868f4 100644
--- a/typo3/sysext/core/Tests/Functional/Fixtures/Extensions/test_datahandler/ext_emconf.php
+++ b/typo3/sysext/core/Tests/Functional/Fixtures/Extensions/test_datahandler/ext_emconf.php
@@ -3,7 +3,7 @@ $EM_CONF[$_EXTKEY] = [
     'title' => 'DataHandler Test',
     'description' => 'DataHandler Test',
     'category' => 'example',
-    'version' => '0.4.0',
+    'version' => '9.0.0',
     'state' => 'beta',
     'uploadfolder' => 0,
     'createDirs' => '',
@@ -13,7 +13,7 @@ $EM_CONF[$_EXTKEY] = [
     'author_company' => '',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
             'workspaces' => '9.0.0-9.0.99',
         ],
         'conflicts' => [],
diff --git a/typo3/sysext/core/Tests/Unit/Utility/Fixtures/ext_emconf.php b/typo3/sysext/core/Tests/Unit/Utility/Fixtures/ext_emconf.php
index a8a8520b658e9e37a6f29c99c4f373eed9f89a21..55565c3072d5da49f6e81848594cc4e37a32db22 100644
--- a/typo3/sysext/core/Tests/Unit/Utility/Fixtures/ext_emconf.php
+++ b/typo3/sysext/core/Tests/Unit/Utility/Fixtures/ext_emconf.php
@@ -10,7 +10,7 @@ $EM_CONF[$_EXTKEY] = [
     'author' => '',
     'author_email' => '',
     'author_company' => '',
-    'version' => '1.2.3',
+    'version' => '9.0.0',
     'constraints' => [
         'depends' => [],
         'conflicts' => [],
diff --git a/typo3/sysext/documentation/ext_emconf.php b/typo3/sysext/documentation/ext_emconf.php
index 772b4f28ed2d7adeaf369693bf6ae878a23768ae..c2b1a03545bef0782e8b99b60bc11b202055af2b 100644
--- a/typo3/sysext/documentation/ext_emconf.php
+++ b/typo3/sysext/documentation/ext_emconf.php
@@ -13,7 +13,7 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/extbase/Tests/Functional/Fixtures/Extensions/blog_example/ext_emconf.php b/typo3/sysext/extbase/Tests/Functional/Fixtures/Extensions/blog_example/ext_emconf.php
index bf8acd84abe9258ce4027693311d56e6934e3373..3bd6f80ed9a5576a017b36ccc416fc2ffbafb839 100644
--- a/typo3/sysext/extbase/Tests/Functional/Fixtures/Extensions/blog_example/ext_emconf.php
+++ b/typo3/sysext/extbase/Tests/Functional/Fixtures/Extensions/blog_example/ext_emconf.php
@@ -10,10 +10,10 @@ $EM_CONF[$_EXTKEY] = [
     'uploadfolder' => 0,
     'createDirs' => '',
     'clearCacheOnLoad' => 1,
-    'version' => '1.4.0-devel',
+    'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/extbase/ext_emconf.php b/typo3/sysext/extbase/ext_emconf.php
index 6e29189476638a386392740003043d9b23dbbeec..3219ce11c10c4fce3e6c53cd7efc89ce365b6abc 100644
--- a/typo3/sysext/extbase/ext_emconf.php
+++ b/typo3/sysext/extbase/ext_emconf.php
@@ -13,7 +13,7 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/extensionmanager/ext_emconf.php b/typo3/sysext/extensionmanager/ext_emconf.php
index 1d4d3db60678d4f9a312e98d42a7c7cd097f8c05..c2abe295853338b28e9cdbb46c715c51a21a2c52 100644
--- a/typo3/sysext/extensionmanager/ext_emconf.php
+++ b/typo3/sysext/extensionmanager/ext_emconf.php
@@ -13,7 +13,7 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/feedit/ext_emconf.php b/typo3/sysext/feedit/ext_emconf.php
index f24d274c831bf98204134bb703dc30fa7ef48f36..af32c8657251b68e1835548b6b67ac8a2cb3d01d 100644
--- a/typo3/sysext/feedit/ext_emconf.php
+++ b/typo3/sysext/feedit/ext_emconf.php
@@ -13,7 +13,7 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/felogin/ext_emconf.php b/typo3/sysext/felogin/ext_emconf.php
index 0c40251b8a3a05772504b3ef2a410a9e9a0d3b54..3b492a17529f3721ad4f3860016ccca693ecbcfc 100644
--- a/typo3/sysext/felogin/ext_emconf.php
+++ b/typo3/sysext/felogin/ext_emconf.php
@@ -13,7 +13,7 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/filelist/ext_emconf.php b/typo3/sysext/filelist/ext_emconf.php
index 0478915c0a81e7f6e9cdb44f388de666979be2ce..2790f724827b5730c3ac294e9552b3958a175172 100644
--- a/typo3/sysext/filelist/ext_emconf.php
+++ b/typo3/sysext/filelist/ext_emconf.php
@@ -13,7 +13,7 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/filemetadata/ext_emconf.php b/typo3/sysext/filemetadata/ext_emconf.php
index fb143827798d3d171aec8c67e267317f5cd787ea..825659f8bf7dc3ae2fd15e0b759a7ecc9d41b62e 100644
--- a/typo3/sysext/filemetadata/ext_emconf.php
+++ b/typo3/sysext/filemetadata/ext_emconf.php
@@ -12,7 +12,7 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/fluid/Tests/Functional/Fixtures/Extensions/fluid_test/ext_emconf.php b/typo3/sysext/fluid/Tests/Functional/Fixtures/Extensions/fluid_test/ext_emconf.php
index 2f74f0f2f63f744036a787f6c26f2833ba3ce3fe..f16972f89b8bb5385e3083f2bc932dada0a4363e 100644
--- a/typo3/sysext/fluid/Tests/Functional/Fixtures/Extensions/fluid_test/ext_emconf.php
+++ b/typo3/sysext/fluid/Tests/Functional/Fixtures/Extensions/fluid_test/ext_emconf.php
@@ -10,10 +10,10 @@ $EM_CONF[$_EXTKEY] = [
     'uploadfolder' => '0',
     'createDirs' => '',
     'clearCacheOnLoad' => 0,
-    'version' => '0.0.2',
+    'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/fluid/ext_emconf.php b/typo3/sysext/fluid/ext_emconf.php
index c58a922eae927b075bdbb6822a6d4893a93e597b..ab061e91b3b61ded032691823f38a0b7880883f8 100644
--- a/typo3/sysext/fluid/ext_emconf.php
+++ b/typo3/sysext/fluid/ext_emconf.php
@@ -14,7 +14,7 @@ $EM_CONF[$_EXTKEY] = [
     'constraints' => [
         'depends' => [
             'core' => '9.0.0-9.0.99',
-            'extbase' => '9.0.0-9.0.99',
+            'extbase' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/fluid_styled_content/ext_emconf.php b/typo3/sysext/fluid_styled_content/ext_emconf.php
index bceeb0187695fcadbc832fd075d2632568a34fbc..6589c5df6b911aa1e90c324989c8bcc78038bfb4 100644
--- a/typo3/sysext/fluid_styled_content/ext_emconf.php
+++ b/typo3/sysext/fluid_styled_content/ext_emconf.php
@@ -9,8 +9,8 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
-            'frontend' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
+            'frontend' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/form/ext_emconf.php b/typo3/sysext/form/ext_emconf.php
index 00037a9bb751279e4a391ec516a58f0c778ce76e..c78fd9e07100413dc2b8b40cd0d90cc6a73b3819 100644
--- a/typo3/sysext/form/ext_emconf.php
+++ b/typo3/sysext/form/ext_emconf.php
@@ -13,7 +13,7 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/frontend/ext_emconf.php b/typo3/sysext/frontend/ext_emconf.php
index a0fb31839d7a97cf055b2f02faffce8c6afb3a46..f0360a278f06ac4094f1c0119b42a16f686369b1 100644
--- a/typo3/sysext/frontend/ext_emconf.php
+++ b/typo3/sysext/frontend/ext_emconf.php
@@ -13,7 +13,7 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/impexp/Tests/Functional/Fixtures/Extensions/impexp_group_files/ext_emconf.php b/typo3/sysext/impexp/Tests/Functional/Fixtures/Extensions/impexp_group_files/ext_emconf.php
index 80fed2500d0fcb1ed3bfbe0472486703a678045f..7b9efb0de25a6002abc7c723875f23c9b8260712 100644
--- a/typo3/sysext/impexp/Tests/Functional/Fixtures/Extensions/impexp_group_files/ext_emconf.php
+++ b/typo3/sysext/impexp/Tests/Functional/Fixtures/Extensions/impexp_group_files/ext_emconf.php
@@ -3,7 +3,7 @@ $EM_CONF[$_EXTKEY] = [
     'title' => 'Impexp test extension',
     'description' => '',
     'category' => '',
-    'version' => '0.1.0',
+    'version' => '9.0.0',
     'state' => 'beta',
     'uploadfolder' => 1,
     'createDirs' => '',
@@ -13,7 +13,7 @@ $EM_CONF[$_EXTKEY] = [
     'author_company' => '',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/impexp/Tests/Functional/Fixtures/Extensions/template_extension/ext_emconf.php b/typo3/sysext/impexp/Tests/Functional/Fixtures/Extensions/template_extension/ext_emconf.php
index 8b48f057fdf8073dec0f7c7b1a4f77f53bd5d52b..d44849f9b2e9ebb059409c4b68a347b155bd4384 100644
--- a/typo3/sysext/impexp/Tests/Functional/Fixtures/Extensions/template_extension/ext_emconf.php
+++ b/typo3/sysext/impexp/Tests/Functional/Fixtures/Extensions/template_extension/ext_emconf.php
@@ -4,7 +4,7 @@ $EM_CONF[$_EXTKEY] = [
     'title' => 'Impexp test extension',
     'description' => '',
     'category' => '',
-    'version' => '0.1.0',
+    'version' => '9.0.0',
     'state' => 'beta',
     'uploadfolder' => 1,
     'createDirs' => '',
@@ -14,7 +14,7 @@ $EM_CONF[$_EXTKEY] = [
     'author_company' => '',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/impexp/ext_emconf.php b/typo3/sysext/impexp/ext_emconf.php
index 9d19813af843a5e71e6b1f76d9c8f1c1ff5ba029..7997f35210d5636d47477895e8b255c0ce63987d 100644
--- a/typo3/sysext/impexp/ext_emconf.php
+++ b/typo3/sysext/impexp/ext_emconf.php
@@ -13,7 +13,7 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/indexed_search/ext_emconf.php b/typo3/sysext/indexed_search/ext_emconf.php
index bf71458c133f7f1bb952b4b8c48762cf9974b390..6b34842ead3feb45d750c03e554ff3b9ec22b4e2 100644
--- a/typo3/sysext/indexed_search/ext_emconf.php
+++ b/typo3/sysext/indexed_search/ext_emconf.php
@@ -13,7 +13,7 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/info/ext_emconf.php b/typo3/sysext/info/ext_emconf.php
index b8f4c61907bb350c6126be99610683e6c0b94e03..4a620a659135efef999248009f86b63a6f8e2472 100644
--- a/typo3/sysext/info/ext_emconf.php
+++ b/typo3/sysext/info/ext_emconf.php
@@ -13,7 +13,7 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/install/ext_emconf.php b/typo3/sysext/install/ext_emconf.php
index f5e0d5d5b6b353af1e2c63b27fbe251214593316..518faef8721b79b35c8306173a7b9c0976de2cbd 100644
--- a/typo3/sysext/install/ext_emconf.php
+++ b/typo3/sysext/install/ext_emconf.php
@@ -13,8 +13,8 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
-            'extbase' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
+            'extbase' => '9.0.0-9.0.0',
             'fluid' => '9.0.0-9.0.99',
         ],
         'conflicts' => [],
diff --git a/typo3/sysext/lang/ext_emconf.php b/typo3/sysext/lang/ext_emconf.php
index 21fe4a4fc7e17e71770ec0bf84b287523f4b0497..16634c6f8a186f5ef523c5143e5b207cad461e85 100644
--- a/typo3/sysext/lang/ext_emconf.php
+++ b/typo3/sysext/lang/ext_emconf.php
@@ -13,8 +13,8 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
-            'extensionmanager' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
+            'extensionmanager' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/linkvalidator/ext_emconf.php b/typo3/sysext/linkvalidator/ext_emconf.php
index 0c3cb8f988527889ed5b4750ec150c5a91b0e70a..ee563cbdcd221acd28ae753117d8690da8911116 100644
--- a/typo3/sysext/linkvalidator/ext_emconf.php
+++ b/typo3/sysext/linkvalidator/ext_emconf.php
@@ -13,8 +13,8 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
-            'info' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
+            'info' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/lowlevel/ext_emconf.php b/typo3/sysext/lowlevel/ext_emconf.php
index 5ee5856363d1e4d0c37fb82a569327667c182c95..64f9637e737320bec7bd9a2daa8466916a2cc4f9 100644
--- a/typo3/sysext/lowlevel/ext_emconf.php
+++ b/typo3/sysext/lowlevel/ext_emconf.php
@@ -13,7 +13,7 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/opendocs/ext_emconf.php b/typo3/sysext/opendocs/ext_emconf.php
index 58dda0e9e99b60c3440bfc2a24b2e11a09a95c8d..a54c66bf928c4ae45f5066d957f05f1028a91fb8 100644
--- a/typo3/sysext/opendocs/ext_emconf.php
+++ b/typo3/sysext/opendocs/ext_emconf.php
@@ -13,7 +13,7 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/recordlist/ext_emconf.php b/typo3/sysext/recordlist/ext_emconf.php
index bf7000cc6c9df1d0f16c6d743c36a672145ecfef..bfdd5c81064422a2dd52901815e613658b4866ce 100644
--- a/typo3/sysext/recordlist/ext_emconf.php
+++ b/typo3/sysext/recordlist/ext_emconf.php
@@ -13,7 +13,7 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/recycler/ext_emconf.php b/typo3/sysext/recycler/ext_emconf.php
index 3fc98907f6c50d912838e3ada461680438369cf4..f2970b1dd11b17458a6cf3a60b0a12ad2f164efd 100644
--- a/typo3/sysext/recycler/ext_emconf.php
+++ b/typo3/sysext/recycler/ext_emconf.php
@@ -13,7 +13,7 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/reports/ext_emconf.php b/typo3/sysext/reports/ext_emconf.php
index 33679f1d16d8120309246c5e9ea83602242f5d66..b9c5336c21bf920bb084c8800f59a88a8fbbe364 100644
--- a/typo3/sysext/reports/ext_emconf.php
+++ b/typo3/sysext/reports/ext_emconf.php
@@ -13,7 +13,7 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/rsaauth/ext_emconf.php b/typo3/sysext/rsaauth/ext_emconf.php
index e0b1ecb489910febf18a6630d16156069f8d19d3..1e8d1f49a52b49bd49a9cdc880705ed6397e81c7 100644
--- a/typo3/sysext/rsaauth/ext_emconf.php
+++ b/typo3/sysext/rsaauth/ext_emconf.php
@@ -13,7 +13,7 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/rte_ckeditor/ext_emconf.php b/typo3/sysext/rte_ckeditor/ext_emconf.php
index 423212b9e644db15fb9df290305d963ae2fe15c4..d8a170dfc97d3efc0aebaa7aa3906ffb161aacc6 100644
--- a/typo3/sysext/rte_ckeditor/ext_emconf.php
+++ b/typo3/sysext/rte_ckeditor/ext_emconf.php
@@ -12,7 +12,7 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [
diff --git a/typo3/sysext/saltedpasswords/ext_emconf.php b/typo3/sysext/saltedpasswords/ext_emconf.php
index 1b52c66daa79318b93d15e04854a66ceeb47aace..4c82a455a78d620040b717d6f1ba7cd64d875995 100644
--- a/typo3/sysext/saltedpasswords/ext_emconf.php
+++ b/typo3/sysext/saltedpasswords/ext_emconf.php
@@ -13,7 +13,7 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [
diff --git a/typo3/sysext/scheduler/ext_emconf.php b/typo3/sysext/scheduler/ext_emconf.php
index d77555b586426783fc71b7212c109c45e9784c14..b92cd4b542ee8fd6a7ef6b9dbd237ef4d6480032 100644
--- a/typo3/sysext/scheduler/ext_emconf.php
+++ b/typo3/sysext/scheduler/ext_emconf.php
@@ -13,7 +13,7 @@ $EM_CONF[$_EXTKEY] = [
     'author_company' => '',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/setup/ext_emconf.php b/typo3/sysext/setup/ext_emconf.php
index a516c55674a4c7ee95ca1fa1360581f77df444c4..fb21b35fcafdfc3e74a7121b70d30377b0c00fb8 100644
--- a/typo3/sysext/setup/ext_emconf.php
+++ b/typo3/sysext/setup/ext_emconf.php
@@ -13,7 +13,7 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/sys_action/ext_emconf.php b/typo3/sysext/sys_action/ext_emconf.php
index fdc8cfcfc4cde10ab2fd1a0ac5a114d3c9b485fd..27b386a1e91ce8e8063fdd7b381eb205224ab336 100644
--- a/typo3/sysext/sys_action/ext_emconf.php
+++ b/typo3/sysext/sys_action/ext_emconf.php
@@ -13,8 +13,8 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
-            'taskcenter' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
+            'taskcenter' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/sys_note/ext_emconf.php b/typo3/sysext/sys_note/ext_emconf.php
index 7cab1f266a2168b7e7683c530cb5c1b5d6d95cb5..0be760bdb3cb71b0ba6ccaa0f0c46addf02595b0 100644
--- a/typo3/sysext/sys_note/ext_emconf.php
+++ b/typo3/sysext/sys_note/ext_emconf.php
@@ -13,7 +13,7 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/t3editor/ext_emconf.php b/typo3/sysext/t3editor/ext_emconf.php
index 592a9482b568e3c36d293a711b23e5866f6285fd..6099f9eaf1a3e778ebabd01b0e41e6a9ffbb7aaf 100644
--- a/typo3/sysext/t3editor/ext_emconf.php
+++ b/typo3/sysext/t3editor/ext_emconf.php
@@ -13,7 +13,7 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/taskcenter/ext_emconf.php b/typo3/sysext/taskcenter/ext_emconf.php
index ae42ff9245156459bfe54455688ff2605b5e8943..0a6ca31006e3258ff611cff2e11b843e22d7ee2f 100644
--- a/typo3/sysext/taskcenter/ext_emconf.php
+++ b/typo3/sysext/taskcenter/ext_emconf.php
@@ -13,11 +13,11 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [
-            'sys_action' => '9.0.0-9.0.99',
+            'sys_action' => '9.0.0-9.0.0',
         ],
     ],
 ];
diff --git a/typo3/sysext/tstemplate/ext_emconf.php b/typo3/sysext/tstemplate/ext_emconf.php
index 19defda89734f6103bddc0e3f593a36969e9a1b5..ef3d1d285dbfd3be015d8159a480bedc91187aa1 100644
--- a/typo3/sysext/tstemplate/ext_emconf.php
+++ b/typo3/sysext/tstemplate/ext_emconf.php
@@ -13,7 +13,7 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/viewpage/ext_emconf.php b/typo3/sysext/viewpage/ext_emconf.php
index a0307a1a1f31e249759b02c539db75f7e36b56e6..6e452a9fd1cd522a074082aa1d21e9695bc1de72 100644
--- a/typo3/sysext/viewpage/ext_emconf.php
+++ b/typo3/sysext/viewpage/ext_emconf.php
@@ -13,7 +13,7 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99',
+            'typo3' => '9.0.0-9.0.0',
         ],
         'conflicts' => [],
         'suggests' => [],
diff --git a/typo3/sysext/workspaces/ext_emconf.php b/typo3/sysext/workspaces/ext_emconf.php
index d5d684c5a2488ae937317e74c4d9c282f6a7d97d..332e05b23e71443c30682500321248350f4af005 100644
--- a/typo3/sysext/workspaces/ext_emconf.php
+++ b/typo3/sysext/workspaces/ext_emconf.php
@@ -13,7 +13,7 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '9.0.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.99'
+            'typo3' => '9.0.0-9.0.0'
         ],
         'conflicts' => [],
         'suggests' => [],