diff --git a/composer.json b/composer.json
index 3dd2404..3c43743 100644
--- a/composer.json
+++ b/composer.json
@@ -11,7 +11,7 @@
         }
     ],
     "require": {
-        "vimeo/psalm": "^3.0 || dev-master",
+        "vimeo/psalm": "^3.0.13 || dev-master",
         "doctrine/collections": "^1.0",
         "doctrine/orm": "^2.6" 
     },