diff --git a/cap/zx297520v3/src/lynq/lib/liblynq-qser-fota/lynq-qser-fota.cpp b/cap/zx297520v3/src/lynq/lib/liblynq-qser-fota/lynq-qser-fota.cpp
index 735f350..9baced7 100755
--- a/cap/zx297520v3/src/lynq/lib/liblynq-qser-fota/lynq-qser-fota.cpp
+++ b/cap/zx297520v3/src/lynq/lib/liblynq-qser-fota/lynq-qser-fota.cpp
@@ -41,6 +41,15 @@
 #define UNBOOTABLE "47806"
 
 
+#define    LYNQ_UPGRADE_STATUS_VERIFING            (0)
+#define    LYNQ_UPGRADE_STATUS_VERIFY_SUCCESS      (1)
+#define    LYNQ_UPGRADE_STATUS_VERIFY_FAIL         (2)
+#define    LYNQ_UPGRADE_STATUS_UPDATING            (3)
+#define    LYNQ_UPGRADE_STATUS_UPDATE_SUCCESS      (4)
+#define    LYNQ_UPGRADE_STATUS_UPDATE_FAIL         (5)
+
+
+
 typedef struct
 {
     int system;
@@ -130,7 +139,7 @@
     }
 
     ret = lynq_get_upgrade_status();
-    if(ret != 0)
+    if(ret != LYNQ_UPGRADE_STATUS_UPDATE_SUCCESS)
     {
         LYINFLOG("Upgrade failed ");
         return -1;
@@ -483,13 +492,8 @@
     LYINFLOG("Current upgrade status:%d ", status.upgrade_status);
     LYINFLOG("Current upgrade total size:%d ", status.total_size);
     LYINFLOG("Current upgrade updated size:%d ", status.upgraded_size);
-    if(status.upgrade_status != 4)
-    {
-        LYINFLOG("Upgrade failed");
-        return -1;
-    }
-    
-    return 0;
+
+    return status.upgrade_status;
 
 }