diff --git a/services/backup_sa/src/module_ipc/sub_service.cpp b/services/backup_sa/src/module_ipc/sub_service.cpp
index de1d44c841f3b90edc31cc07dd9d51b9462a89d1..06e0bb232aa80f20e6d19b18c39c526427fb3e12 100644
--- a/services/backup_sa/src/module_ipc/sub_service.cpp
+++ b/services/backup_sa/src/module_ipc/sub_service.cpp
@@ -1099,7 +1099,12 @@ ErrCode Service::GetBackupDataSize(bool isPreciseScan, const std::vector<BIncrem
             session_->DecreaseSessionCnt(__PRETTY_FUNCTION__);
             return BError(BError::Codes::SA_INVAL_ARG, "verify caller failed");
         }
+        const int userId = GetUserIdDefault();
+        BundleMgrAdapter::CreatBackupEnv(bundleNameList, userId);
         CyclicSendScannedInfo(isPreciseScan, bundleNameList);
+        for (const auto &bundleIncrementalData : bundleNameList) {
+            ClearIncrementalStatFile(userId, bundleIncrementalData.bundleName);
+        }
         return BError(BError::Codes::OK);
     } catch (...) {
         session_->DecreaseSessionCnt(__PRETTY_FUNCTION__);
diff --git a/tests/unittests/backup_sa/module_ipc/service_other_test.cpp b/tests/unittests/backup_sa/module_ipc/service_other_test.cpp
index 5cace8b41a7bbf5b5ce02fb5b1ff18e46566633d..abea3602342a2dcc613a5db9e99a8106a5cc4731 100644
--- a/tests/unittests/backup_sa/module_ipc/service_other_test.cpp
+++ b/tests/unittests/backup_sa/module_ipc/service_other_test.cpp
@@ -171,6 +171,8 @@ void Service::RemoveExtensionMutex(const BundleName&) {}
 void Service::CreateDirIfNotExist(const std::string&) {}
 
 void SvcSessionManager::UpdateDfxInfo(const std::string &bundleName, uint64_t uniqId) {}
+
+void Service::ClearIncrementalStatFile(int32_t userId, const string &bundleName) {}
 }
 
 class BThreadPool {