diff --git a/composer.json b/composer.json
index c9eccd451..0ac496f37 100644
--- a/composer.json
+++ b/composer.json
@@ -43,6 +43,6 @@
 		}
 	},
 	"require-dev": {
-		"phpunit/phpunit": "9.5.0"
+		"phpunit/phpunit": "9.5.3"
 	}
 }