diff --git a/phpstan.neon b/phpstan.neon
index c259592..993d0b7 100644
--- a/phpstan.neon
+++ b/phpstan.neon
@@ -2,6 +2,6 @@ includes:
 	- vendor/phpstan/phpstan-strict-rules/rules.neon
 
 parameters:
-	level: 7
+	level: 8
 	paths:
 		- src