diff --git a/wifi/services/wifi_standard/wifi_framework/wifi_toolkit/config/wifi_settings.cpp b/wifi/services/wifi_standard/wifi_framework/wifi_toolkit/config/wifi_settings.cpp
index 584606c79c83981ef48dd5d67b9ba8c8eb6f6293..e86b1be537dcde7277c20c1f78680a03f9de7958 100644
--- a/wifi/services/wifi_standard/wifi_framework/wifi_toolkit/config/wifi_settings.cpp
+++ b/wifi/services/wifi_standard/wifi_framework/wifi_toolkit/config/wifi_settings.cpp
@@ -980,6 +980,7 @@ std::string WifiSettings::SetBackupReplyCode(int replyCode)
     cJSON *errorInfo = cJSON_CreateObject();
     if (errorInfo == nullptr) {
         LOGE("Failed to create cJSON object");
+        cJSON_Delete(resultInfo);
         cJSON_Delete(root);
         return "";
     }