diff --git a/templates/repo/modelmanage/index.tmpl b/templates/repo/modelmanage/index.tmpl
index dd7d34d95..afe2143d6 100644
--- a/templates/repo/modelmanage/index.tmpl
+++ b/templates/repo/modelmanage/index.tmpl
@@ -323,7 +323,7 @@
             $('#choice_Engine .default.text').text(selectedText)
             $('#choice_Engine input[name="Engine"]').val(selectedValue)
             $("#job-Engine").append(itemHtml);
-            $("#choice_version").css('disabled','disabled')
+            $("#choice_version").attr('disabled','disabled')
         }else{
             let itemHtml = "<option class=\"active item\" data-value=\"0\">Pytorch</option>";
             itemHtml += "<option class=\"item\" data-value=\"1\">TensorFlow</option>"