diff --git a/services/src/platform_callback_stub.cpp b/services/src/platform_callback_stub.cpp
index e90a4e77e9beadd066e8acc711fba5ec2664598c..0f9ed2f660ecf23d30300f1d551d6b9666f9ec68 100644
--- a/services/src/platform_callback_stub.cpp
+++ b/services/src/platform_callback_stub.cpp
@@ -34,6 +34,10 @@ namespace MiscServices {
     int PlatformCallbackStub::OnRemoteRequest(uint32_t code, MessageParcel& data, MessageParcel& reply,
                                               MessageOption& option)
     {
+        auto descriptorToken = data.ReadInterfaceToken();
+        if (descriptorToken != GetDescriptor()) {
+            return ErrorCode::ERROR_STATUS_UNKNOWN_TRANSACTION;
+        }
         switch (code) {
             case NOTIFY_EVENT: {
                 int eventId = data.ReadInt32();
@@ -101,4 +105,4 @@ namespace MiscServices {
         MessageHandler::Instance()->SendMessage(msg);
     }
 }
-}
\ No newline at end of file
+}