diff --git a/services/include/qos_interface.h b/services/include/qos_interface.h
index ab7120f2ae4cc7dc54b0d6e54a8952a4e0189386..cd98940bc3c426edea438a31b5bc676d5f51b90e 100644
--- a/services/include/qos_interface.h
+++ b/services/include/qos_interface.h
@@ -89,7 +89,7 @@ struct QosCtrlData {
     int qos;
     int staticQos;
     int dynamicQos;
-    bool tagSchedEnable = false;
+    bool tagSchedEnable = true;
 #endif
 };
 
@@ -172,4 +172,4 @@ int QosPolicySet(const struct QosPolicyDatas *policyDatas);
 #ifdef __cplusplus
 }
 #endif
-#endif /* OQS_INTERFACE_H */
\ No newline at end of file
+#endif /* OQS_INTERFACE_H */