diff --git a/phpstan.neon b/phpstan.neon
index 0639a2a..485e2ea 100644
--- a/phpstan.neon
+++ b/phpstan.neon
@@ -1,5 +1,5 @@
 parameters:
-  level: 7
+  level: 8
   treatPhpDocTypesAsCertain: false
   paths:
     - .