diff --git a/interfaces/innerkits/appverify/src/provision/provision_verify.cpp b/interfaces/innerkits/appverify/src/provision/provision_verify.cpp
index 454efc27038ffeb3caa4190d25cdd455f5aa02ea..e904c91b89b8afcab8639d464d2e361d27fe3151 100644
--- a/interfaces/innerkits/appverify/src/provision/provision_verify.cpp
+++ b/interfaces/innerkits/appverify/src/provision/provision_verify.cpp
@@ -193,7 +193,7 @@ void ParseValidity(const json& obj, Validity& out)
 void ParseMetadata(const json& obj, ProvisionInfo& out)
 {
     if (IsObjectExist(obj, KEY_BASEAPP_INFO)) {
-        auto& baseAppInfo = obj[KEY_BASEAPP_INFO];
+        const auto& baseAppInfo = obj[KEY_BASEAPP_INFO];
         Metadata metadata;
         metadata.name = KEY_PACKAGE_NAME;
         GetStringIfExist(baseAppInfo, KEY_PACKAGE_NAME, metadata.value);