diff --git a/services/ans/test/unittest/mock/mock_datashare.cpp b/services/ans/test/unittest/mock/mock_datashare.cpp
index 4819c72caf9c2be7a7e1c177de18ef32b568b436..261acc815a42628a203876cdd8951694dbae5c9f 100644
--- a/services/ans/test/unittest/mock/mock_datashare.cpp
+++ b/services/ans/test/unittest/mock/mock_datashare.cpp
@@ -167,6 +167,11 @@ public:
         return 0;
     }
 
+    int OpenFileWithErrCode(Uri &uri, const std::string &mode) override
+    {
+        return 0;
+    }
+
     int OpenRawFile(Uri &uri, const std::string &mode) override
     {
         return 0;