diff --git a/src/node/utils.ts b/src/node/utils.ts
index 24a0a48a0ca30f..ea3f374faa0552 100644
--- a/src/node/utils.ts
+++ b/src/node/utils.ts
@@ -3,6 +3,7 @@ import { promises as fs } from 'fs'
 import LRUCache from 'lru-cache'
 import { Context } from 'koa'
 import { Readable } from 'stream'
+import { URL } from 'url'
 const getETag = require('etag')
 
 const imageRE = /\.(png|jpe?g|gif|svg)(\?.*)?$/
@@ -23,7 +24,7 @@ export const isStaticAsset = (file: string) => {
  * as well.
  */
 export const isImportRequest = (ctx: Context) => {
-  const referer = ctx.get('referer')
+  const referer = new URL(ctx.get('referer')).pathname
   return /\.\w+$/.test(referer) && !referer.endsWith('.html')
 }