diff --git a/config/phpstan.neon b/config/phpstan.neon
index 998d565b..55ba682a 100644
--- a/config/phpstan.neon
+++ b/config/phpstan.neon
@@ -8,7 +8,7 @@ parameters:
 
   phpVersion: 70200
 
-  level: 5
+  level: 6
 
   paths:
     - %currentWorkingDirectory%/bin/