diff --git a/quota/linux-lib.pl b/quota/linux-lib.pl
index 90ce8e2df..f0af140be 100755
--- a/quota/linux-lib.pl
+++ b/quota/linux-lib.pl
@@ -766,7 +766,7 @@ if ($_[2] =~ /^ext\d+$/) {
 	#		}
 	#	}
 	}
-elsif ($_[0] eq "xfs") {
+elsif ($_[2] eq "xfs") {
 	return 1024;
 	}
 return undef;