diff --git a/lib/utils.js b/lib/utils.js
index d8312a7..232a736 100755
--- a/lib/utils.js
+++ b/lib/utils.js
@@ -13,13 +13,8 @@ export function getRouteParams (options) {
   const routerBase = options.router.base
 
   // publicPath
-  let publicPath
-  if (isUrl(options.build.publicPath)) {
-    publicPath = options.build.publicPath
-  } else {
-    publicPath = joinUrl(routerBase, options.build.publicPath)
-  }
-
+  const publicPath = isUrl(options.build.publicPath) ? options.build.publicPath : joinUrl(routerBase, options.build.publicPath)
+  
   return {
     routerBase,
     publicPath