diff --git a/services/source/sourcemanager/include/distributed_input_source_manager.h b/services/source/sourcemanager/include/distributed_input_source_manager.h
index 6abe1191..dfad600d 100644
--- a/services/source/sourcemanager/include/distributed_input_source_manager.h
+++ b/services/source/sourcemanager/include/distributed_input_source_manager.h
@@ -186,8 +186,6 @@ public:
 
     int32_t RegisterSessionStateCb(sptr<ISessionStateCallback> callback) override;
     int32_t UnregisterSessionStateCb() override;
-    int32_t RegisterInjectEventCb(sptr<ISessionStateCallback> callback) override;
-    int32_t UnregisterInjectEventCb() override;
 
     bool CheckRegisterParam(const std::string &devId, const std::string &dhId,
         const std::string &parameters, sptr<IRegisterDInputCallback> callback);