diff --git a/extensions/pusher/composer.json b/extensions/pusher/composer.json
index 8065da0fd..1272aa751 100644
--- a/extensions/pusher/composer.json
+++ b/extensions/pusher/composer.json
@@ -17,7 +17,7 @@
         }
     ],
     "require": {
-        "flarum/core": "^1.0",
+        "flarum/core": "^1.1",
         "pusher/pusher-php-server": "^2.2"
     },
     "autoload": {