diff --git a/typo3/sysext/filelist/Classes/FileList.php b/typo3/sysext/filelist/Classes/FileList.php
index 29ebd53021b6de808ddaa11682318950bf89fb39..0225494f0066fd8310bad1f60b912f8433c3ead4 100644
--- a/typo3/sysext/filelist/Classes/FileList.php
+++ b/typo3/sysext/filelist/Classes/FileList.php
@@ -658,7 +658,8 @@ class FileList
             'width="' . htmlspecialchars($processedFile->getProperty('width')) . '" ' .
             'height="' . htmlspecialchars($processedFile->getProperty('height')) . '" ' .
             'title="' . htmlspecialchars($resourceView->getName()) . '" ' .
-            'loading="lazy"/>';
+            'loading="lazy" ' .
+            'alt="" />';
     }
 
     /**
diff --git a/typo3/sysext/filelist/Resources/Private/Templates/Filelist/Tiles.html b/typo3/sysext/filelist/Resources/Private/Templates/Filelist/Tiles.html
index 90a4235972fe1e6b93363ce61a6d19593446f673..196653e16b07c5ce72f52d8cb7c1f97def37cd6c 100644
--- a/typo3/sysext/filelist/Resources/Private/Templates/Filelist/Tiles.html
+++ b/typo3/sysext/filelist/Resources/Private/Templates/Filelist/Tiles.html
@@ -65,7 +65,7 @@
                     <f:if condition="{displayThumbs} && {resource.preview}">
                         <f:then>
                             <span class="resource-tile-image">
-                                <f:image image="{resource.preview}" maxHeight="115" maxWidth="166" additionalAttributes="{draggable: 'false'}" loading="lazy" />
+                                <f:image image="{resource.preview}" maxHeight="115" maxWidth="166" additionalAttributes="{draggable: 'false'}" loading="lazy" alt="" />
                             </span>
                         </f:then>
                         <f:else>