diff --git a/src/builtins/promise-abstract-operations.tq b/src/builtins/promise-abstract-operations.tq
index e1f0a75e46..e890bddab1 100644
--- a/src/builtins/promise-abstract-operations.tq
+++ b/src/builtins/promise-abstract-operations.tq
@@ -530,11 +530,11 @@ namespace promise {
       promise: JSAny, reject: JSAny, exception: JSAny|TheHole,
       _result: JSAny): JSAny {
     typeswitch (exception) {
+      case (TheHole): {
+      }
       case (e: JSAny): {
         Call(context, reject, Undefined, e);
       }
-      case (TheHole): {
-      }
     }
     return promise;
   }