diff --git a/services/sdcard_update/sdcard_update.cpp b/services/sdcard_update/sdcard_update.cpp
index f13bf526e67039730474d2b04670c7bcc933db58..f248955b36a7a5c0b4b6795865a1e3498e8fc893 100644
--- a/services/sdcard_update/sdcard_update.cpp
+++ b/services/sdcard_update/sdcard_update.cpp
@@ -72,6 +72,9 @@ bool DoMountSdcard(std::vector<std::string> &sdcardStr, std::string &mountPoint)
 {
     bool mountSuccess = false;
     unsigned int retryTimes = 20;
+    if (upParams.sdExtMode == SDCARD_MAINIMG || upParams.sdExtMode == SDCARD_NORMAL_UPDATE) {
+        retryTimes = 60;
+    }
     for (unsigned int retryCount = 1; retryCount <= retryTimes; retryCount++) {
         LOG(INFO) << "the retry time is: " << retryCount;
         for (auto item : sdcardStr) {