diff --git a/extensions/nicknames/composer.json b/extensions/nicknames/composer.json
index 70568c433..850dd740e 100644
--- a/extensions/nicknames/composer.json
+++ b/extensions/nicknames/composer.json
@@ -9,7 +9,7 @@
         "source": "https://github.com/flarum/nicknames"
     },
     "require": {
-        "flarum/core": "^0.1.0-beta.14"
+        "flarum/core": "^0.1.0-beta.15"
     },
     "autoload": {
         "psr-4": {