diff --git a/tests/unittests/backup_utils/b_json/b_json_entity_extension_config_test.cpp b/tests/unittests/backup_utils/b_json/b_json_entity_extension_config_test.cpp
index 35811e341b13796684249b3b11be36e2d8939579..09d5b77a0ae7d1eb7f5ec218ccc9373908b416e6 100644
--- a/tests/unittests/backup_utils/b_json/b_json_entity_extension_config_test.cpp
+++ b/tests/unittests/backup_utils/b_json/b_json_entity_extension_config_test.cpp
@@ -57,6 +57,7 @@ static vector<string> DEFAULT_INCLUDE_DIR = {
     "data/storage/el2/base/haps/*/database/",
     "data/storage/el2/base/haps/*/files/",
     "data/storage/el2/base/haps/*/preferences/",
+    "data/storage/el2/distributedfiles/",
 };
 static vector<string> DEFAULT_EXCLUDE_DIR = {};
 
diff --git a/utils/include/b_resources/b_constants.h b/utils/include/b_resources/b_constants.h
index af90a541c6e2d7c98cf30dbd584d5cb651a81786..721622c8bc9651cfcfb47a621546335efaf21993 100644
--- a/utils/include/b_resources/b_constants.h
+++ b/utils/include/b_resources/b_constants.h
@@ -79,7 +79,7 @@ constexpr int DEV_MAX_SIZE = 8;
 constexpr int PREFIX_SIZE = 155;
 constexpr int PADDING_SIZE = 12;
 
-constexpr int PATHES_TO_BACKUP_SIZE = 12; // 应用默认备份的目录个数
+constexpr int PATHES_TO_BACKUP_SIZE = 13; // 应用默认备份的目录个数
 constexpr uint32_t BACKUP_PARA_VALUE_MAX = 5; // 读取backup.para字段值的最大长度
 constexpr int SA_THREAD_POOL_COUNT = 1; // SA THREAD_POOL 最大线程数
 constexpr int EXT_CONNECT_MAX_COUNT = 3; // extension 最大启动数
@@ -172,6 +172,7 @@ static inline std::array<std::string_view, PATHES_TO_BACKUP_SIZE> PATHES_TO_BACK
     "data/storage/el2/base/haps/*/database/",
     "data/storage/el2/base/haps/*/files/",
     "data/storage/el2/base/haps/*/preferences/",
+    "data/storage/el2/distributedfiles/",
 };
 } // namespace OHOS::FileManagement::Backup::BConstants