diff --git a/extensions/markdown/composer.json b/extensions/markdown/composer.json
index 95e43a27e..c2f99a332 100644
--- a/extensions/markdown/composer.json
+++ b/extensions/markdown/composer.json
@@ -17,7 +17,7 @@
         }
     ],
     "require": {
-        "flarum/core": "^1.0"
+        "flarum/core": "^1.1"
     },
     "extra": {
         "branch-alias": {