diff --git a/composer.json b/composer.json
index 4d60e05..04ce3c2 100644
--- a/composer.json
+++ b/composer.json
@@ -22,7 +22,6 @@
   "require": {
     "php": ">= 8.1",
     "game-worker/kiri-container": "*",
-    "game-worker/kiri-psr-message": "*",
     "game-worker/kiri-client": "*"
   },
   "require-dev": {