diff --git a/tools/gen_ota_zip.py b/tools/gen_ota_zip.py
index 6408e43..39234c2 100755
--- a/tools/gen_ota_zip.py
+++ b/tools/gen_ota_zip.py
@@ -326,8 +326,7 @@ def gen_full_sh(path_list, bin_list, args, tmp_folder):
 
     i = 0
     while i < path_cnt:
-        if not args.skip_version_check :
-            str = \
+        str = \
 '''
 avb_verify -U /ota/%s %s /etc/key.avb
 if [ $? -ne 0 ]
@@ -479,11 +478,6 @@ def gen_full_ota(args):
                         type=int,
                         default=[0])
 
-    parser.add_argument('--skip_version_check',\
-                        help='skip version check,all version can update this ota.zip',
-                        action='store_true',
-                        default=False)
-
     parser.add_argument("--speedconf",
                         help='''
 set speed conf file,this use to control different media progress inconsistencies