diff --git a/phpstan-tests.neon b/phpstan-tests.neon
index d3e0ee482e93e7a58bc89ff1de54ccd4c5a904d8..9f2ead42583ac1a6e022cd6ea779bd04947dac99 100644
--- a/phpstan-tests.neon
+++ b/phpstan-tests.neon
@@ -1,5 +1,5 @@
 parameters:
-    level: 4
+    level: 5
     paths:
         - tests/
     symfony:
diff --git a/phpstan.neon b/phpstan.neon
index 8d5ca2249f38ef110a8fe028806592419faf7c35..7a24bad0e5a62316dcd048ba025cd1611cfd909a 100644
--- a/phpstan.neon
+++ b/phpstan.neon
@@ -1,5 +1,5 @@
 parameters:
-    level: 4
+    level: 5
     paths:
         - src/
     symfony: