diff --git a/extensions/mentions/CHANGELOG.md b/extensions/mentions/CHANGELOG.md
index 7f98a4a44..f8dfb03f6 100644
--- a/extensions/mentions/CHANGELOG.md
+++ b/extensions/mentions/CHANGELOG.md
@@ -1,5 +1,10 @@
 # Changelog
 
+## [1.1.1](https://github.com/flarum/mentions/compare/v1.1.0...v1.1.1)
+
+### Fixed
+- Broken autocompleted user mention format (https://github.com/flarum/mentions/pull/74)
+
 ## [1.1.0](https://github.com/flarum/mentions/compare/v1.0.0...v1.1.0)
 
 ### Changed
diff --git a/extensions/mentions/js/src/forum/utils/getMentionText.js b/extensions/mentions/js/src/forum/utils/getMentionText.js
index 5a6c97361..99e92af30 100644
--- a/extensions/mentions/js/src/forum/utils/getMentionText.js
+++ b/extensions/mentions/js/src/forum/utils/getMentionText.js
@@ -27,7 +27,7 @@ export default function getMentionText(user, postId) {
     }
     // @"Display name"#UserID
     const cleanText = getCleanDisplayName(user);
-    return `@"${cleanText}"${user.id()}`;
+    return `@"${cleanText}"#${user.id()}`;
   } else {
     // @"Display name"#pPostID
     const cleanText = getCleanDisplayName(user);