diff --git a/src/ac/acl/spec/check_spec.py b/src/ac/acl/spec/check_spec.py
index 1b77237ff2c1d026c9c36bf2fd316a3092baaacb..a7185f3fb410a1afa55779d75edc0d74cfb1c5b3 100644
--- a/src/ac/acl/spec/check_spec.py
+++ b/src/ac/acl/spec/check_spec.py
@@ -261,7 +261,7 @@ class CheckSpec(BaseCheck):
         for patch in patches_spec - patches_file:
             logger.error("patch %s lost", patch)
             result = FAILED
-        if self._repo == "kernel":
+        if self._repo in ["kernel", "grub2"]:
             for patch in patches_file - patches_spec:
                 logger.warning("patch %s redundant", patch)
                 result = WARNING