diff --git a/test/ticket_promotion_integration_test.dart b/test/ticket_promotion_integration_test.dart
index 75f7ffca..c70b27df 100644
--- a/test/ticket_promotion_integration_test.dart
+++ b/test/ticket_promotion_integration_test.dart
@@ -120,12 +120,6 @@ class _FakeQuery {
   }
 }
 
-// Minimal adapter used by controllers in production; this mirrors the small
-// subset of API used by TicketsController/TasksController in tests.
-extension FakeClientAdapter on _FakeClient {
-  _FakeQuery from(String table) => _FakeQuery(this, table);
-}
-
 void main() {
   test(
     'ticket promotion creates task and auto-assigns late-comer',