diff --git a/services/distributeddataservice/app/BUILD.gn b/services/distributeddataservice/app/BUILD.gn
index 85cd9d5bea2f20b0c3d8cf2a798d2ed653250e93..d676ea9d9a00f06154618d3825d36e9107fa89a1 100644
--- a/services/distributeddataservice/app/BUILD.gn
+++ b/services/distributeddataservice/app/BUILD.gn
@@ -38,8 +38,6 @@ ohos_sa_profile("distributeddata_profile") {
 config("module_private_config") {
   visibility = [ ":*" ]
   include_dirs = [
-    "${kv_store_path}/frameworks/innerkitsimpl/distributeddatasvc/include",
-    "${kv_store_path}/frameworks/innerkitsimpl/distributeddatafwk/include",
     "${data_service_path}/adapter/include/account",
     "${data_service_path}/adapter/include/permission",
     "${data_service_path}/adapter/include/screen",
diff --git a/services/distributeddataservice/framework/test/serializable_test.cpp b/services/distributeddataservice/framework/test/serializable_test.cpp
index 4c8ece23471deae3b238b49fc788fc7d17fdbb5e..a5992e84b59d44142f74d63ad9e2df03f7e9988d 100644
--- a/services/distributeddataservice/framework/test/serializable_test.cpp
+++ b/services/distributeddataservice/framework/test/serializable_test.cpp
@@ -314,4 +314,23 @@ HWTEST_F(SerializableTest, IsJson, TestSize.Level1)
     ASSERT_FALSE(Serializable::IsJson(str));
     ASSERT_TRUE(Serializable::IsJson(jsonStr));
 }
+
+/**
+* @tc.name: ToString
+* @tc.desc: string.
+* @tc.type: FUNC
+*/
+HWTEST_F(SerializableTest, ToString, TestSize.Level1)
+{
+    Serializable::JSONWrapper wrapper;
+    wrapper["name"] = "Alice";
+    wrapper["age"] = 30;
+    wrapper["height"] = 1.75;
+    wrapper["is_student"] = false;
+    std::string result = wrapper;
+    EXPECT_EQ(result, "{\"name\":\"Alice\",\"age\":30,\"height\":1.75,\"is_student\":false}");
+    EXPECT_TRUE(wrapper["name"].is_string());
+    EXPECT_TRUE(wrapper["age"].is_number_float());
+    EXPECT_TRUE(wrapper["is_student"].is_boolean());
+}
 } // namespace OHOS::Test
\ No newline at end of file