diff --git a/vendor-bin/psalm/composer.json b/vendor-bin/psalm/composer.json
index b2e61dd3b3..2a78fc2562 100644
--- a/vendor-bin/psalm/composer.json
+++ b/vendor-bin/psalm/composer.json
@@ -5,6 +5,6 @@
         }
     },
     "require-dev": {
-        "vimeo/psalm": "^5.26.1"
+        "vimeo/psalm": "^6.4.0"
     }
 }