diff --git a/src/core/vdom/patch.js b/src/core/vdom/patch.js
index 2052df913b3..13a081d555e 100644
--- a/src/core/vdom/patch.js
+++ b/src/core/vdom/patch.js
@@ -188,7 +188,10 @@ export function createPatchFunction (backend) {
           insert(parentElm, vnode.elm, refElm)
         }
       } else {
-        createChildren(vnode, children, insertedVnodeQueue)
+        // fix:11483, remove the code in <script> tag when the <script> tag is the root element of the template.
+        if (vnode.tag !== 'script') {
+          createChildren(vnode, children, insertedVnodeQueue)
+        }
         if (isDef(data)) {
           invokeCreateHooks(vnode, insertedVnodeQueue)
         }