diff --git a/pkg/vm_service/test/common/test_helper.dart b/pkg/vm_service/test/common/test_helper.dart
index 4100c68..8415c74 100644
--- a/pkg/vm_service/test/common/test_helper.dart
+++ b/pkg/vm_service/test/common/test_helper.dart
@@ -349,10 +349,6 @@
     });
     await service.streamListen(EventStreams.kIsolate);
 
-    await service.streamListen(EventStreams.kIsolate);
-
-    await service.streamListen(EventStreams.kIsolate);
-
     // The isolate may have started before we subscribed.
     vm = await service.getVM();
     if (vmIsolates.isNotEmpty) {