diff --git a/phpstan.neon b/phpstan.neon
index 2ae696b5f..d945e0c9a 100644
--- a/phpstan.neon
+++ b/phpstan.neon
@@ -18,6 +18,8 @@ parameters:
       - vendor/**/test/*
       - vendor/sebastian/*
       - lib/dojo-src/*
+      - lib/**/tests/*
+      - lib/**/test/*
       - plugins/**/tests/*
       - plugins/**/Test/*
       - plugins.local/**/tests/*