diff --git a/phpstan.neon b/phpstan.neon
index e7b4ec4..ac0e591 100644
--- a/phpstan.neon
+++ b/phpstan.neon
@@ -1,5 +1,5 @@
 parameters:
-    level: 5
+    level: 7
     paths:
         - src
     excludePaths: