diff --git a/grub2/grub2-lib.pl b/grub2/grub2-lib.pl
index 149eb3b11..68cd761d7 100644
--- a/grub2/grub2-lib.pl
+++ b/grub2/grub2-lib.pl
@@ -29,7 +29,7 @@ return qw(view edit security apply runtime manual install backup);
 }
 
 # grub2_effective_acl([&raw-acl])
-# Returns normalized ACL settings for the current Webmin user.
+# Returns normalized ACL settings for a supplied ACL hash or current user.
 sub grub2_effective_acl
 {
 my ($rawacl) = @_;