diff --git a/test/lib/aux.sh b/test/lib/aux.sh
index e517bc025..5911eafc1 100644
--- a/test/lib/aux.sh
+++ b/test/lib/aux.sh
@@ -1153,6 +1153,8 @@ raid456_replace_works() {
 thin_pool_error_works_32() {
 	case "$(uname -r)" in
 	  2.6.32-618.*.i686) return 1 ;;
+	  2.6.32-623.*.i686) return 1 ;;
+	  2.6.32-573.1[28].1.el6.i686) return 1 ;;
 	esac
 }