diff --git a/libs/vr/libdisplay/vsync_service.cpp b/libs/vr/libdisplay/vsync_service.cpp
index 4668b98..04d4f30 100644
--- a/libs/vr/libdisplay/vsync_service.cpp
+++ b/libs/vr/libdisplay/vsync_service.cpp
@@ -45,8 +45,8 @@
       ALOGE("onVsync failed to writeInt64: %d", result);
       return result;
     }
-    result = remote()->transact(
-        BnVsyncCallback::ON_VSYNC, data, &reply, TF_ONE_WAY);
+    result = remote()->transact(BnVsyncCallback::ON_VSYNC, data, &reply,
+                                IBinder::FLAG_ONEWAY);
     if (result != OK) {
       ALOGE("onVsync failed to transact: %d", result);
       return result;