diff --git a/src/create-route-map.js b/src/create-route-map.js
index 93a558f8a..09c90a0ec 100644
--- a/src/create-route-map.js
+++ b/src/create-route-map.js
@@ -146,8 +146,8 @@ function addRouteRecord (
 
   if (!pathMap[record.path]) {
     pathList.push(record.path)
-    pathMap[record.path] = record
   }
+  pathMap[record.path] = record
 
   if (route.alias !== undefined) {
     const aliases = Array.isArray(route.alias) ? route.alias : [route.alias]
@@ -178,9 +178,8 @@ function addRouteRecord (
   }
 
   if (name) {
-    if (!nameMap[name]) {
-      nameMap[name] = record
-    } else if (process.env.NODE_ENV !== 'production' && !matchAs) {
+    nameMap[name] = record
+    if (!nameMap[name] && process.env.NODE_ENV !== 'production' && !matchAs) {
       warn(
         false,
         `Duplicate named routes definition: ` +