diff --git a/src/think/Route.php b/src/think/Route.php
index 6d26122f77..5ed3e5f54e 100644
--- a/src/think/Route.php
+++ b/src/think/Route.php
@@ -747,7 +747,7 @@ public function dispatch(Request $request, Closure | bool $withRoute = true)
             }
             $dispatch = $this->check($completeMatch);
         } else {
-            $dispatch = $this->autoUrl($this->config['default_route'])
+            $dispatch = $this->urlDispatch($this->config['default_route'])
                 ->check($this->request, $this->path(), $completeMatch);
         }
 
@@ -784,7 +784,7 @@ public function check(bool $completeMatch = false)
         } elseif ($this->config['url_route_must']) {
             throw new RouteNotFoundException();
         }
-        return $this->autoUrl($this->config['default_route'])
+        return $this->urlDispatch($this->config['default_route'])
             ->check($this->request, $url, $completeMatch);
     }
 
@@ -839,7 +839,7 @@ public function auto(string $rule = '[:module]/[:controller]/[:action]', $route
      * @param  array     $option 解析规则
      * @return RuleItem
      */
-    public function autoUrl(array $option = []): RuleItem
+    protected function urlDispatch(array $option = []): RuleItem
     {
         return $this->group->urlDispatch($option);
     }
diff --git a/src/think/route/RuleGroup.php b/src/think/route/RuleGroup.php
index 85c842526b..4016d14dbe 100644
--- a/src/think/route/RuleGroup.php
+++ b/src/think/route/RuleGroup.php
@@ -177,8 +177,10 @@ public function check(Request $request, string $url, bool $completeMatch = false
         }
 
         if ($this->urlDispatch) {
-            // 分组默认URL路由规则
-            $result = $this->urlDispatch->check($request, $url, $completeMatch);
+            // 分组默认URL调度
+            $result = $this->urlDispatch
+                ->option($this->getOption())
+                ->check($request, $url, $completeMatch);
         } elseif ($miss = $this->getMissRule($method)) {
             // 未匹配所有路由的路由规则处理
             $result = $miss->parseRule($request, '', $miss->getRoute(), $url, $miss->getOption());
@@ -363,7 +365,8 @@ protected function checkMergeRuleRegex(Request $request, array &$rules, string $
      */
     public function autoUrl(array $option = [])
     {
-        $this->urlDispatch($option);
+        $ruleItem = $this->urlDispatch($option);
+        $this->urlDispatch = $ruleItem;
         return $this;
     }
 
@@ -386,16 +389,13 @@ public function urlDispatch(array $option = []): RuleItem
 
         $ruleItem = new UrlRuleItem($this->router, new RuleGroup($this->router), '_default_route_', $rule, $route);
 
-        $ruleItem = $ruleItem->default([
+        return $ruleItem->default([
             'controller' => $this->config('default_controller'),
             'action'     => $this->config('default_action'),
         ])->pattern([
             'controller' => '[A-Za-z0-9\.\_]+',
             'action'     => '[A-Za-z0-9\_]+',
-        ])->option($this->getOption());
-
-        $this->urlDispatch = $ruleItem;
-        return $ruleItem;
+        ]);
     }
 
     /**