diff --git a/typo3/sysext/core/Documentation/Changelog/8.7/Feature-80579-ImprovedJavaScriptModalAPI.rst b/typo3/sysext/core/Documentation/Changelog/8.7/Feature-80579-ImprovedJavaScriptModalAPI.rst
index 9cff57d40587d77a90c78f8856cab14e013d2daa..50e413e460f45637e99ae0fff426bc16016172bc 100644
--- a/typo3/sysext/core/Documentation/Changelog/8.7/Feature-80579-ImprovedJavaScriptModalAPI.rst
+++ b/typo3/sysext/core/Documentation/Changelog/8.7/Feature-80579-ImprovedJavaScriptModalAPI.rst
@@ -158,7 +158,7 @@ The configuration accepts an array of single button definitions.
          {
             text: 'Save changes',
             name: 'save',
-            icon: 'actions-document-save'
+            icon: 'actions-document-save',
             active: true,
             btnClass: 'btn-primary',
             dataAttributes: {