diff --git a/src/Illuminate/Contracts/Routing/Registrar.php b/src/Illuminate/Contracts/Routing/Registrar.php
index 38e188b5f080..522b2b567d3a 100644
--- a/src/Illuminate/Contracts/Routing/Registrar.php
+++ b/src/Illuminate/Contracts/Routing/Registrar.php
@@ -8,7 +8,7 @@ interface Registrar
      * Register a new GET route with the router.
      *
      * @param  string  $uri
-     * @param  \Closure|array|string  $action
+     * @param  \Closure|array|string|callable  $action
      * @return \Illuminate\Routing\Route
      */
     public function get($uri, $action);
@@ -17,7 +17,7 @@ public function get($uri, $action);
      * Register a new POST route with the router.
      *
      * @param  string  $uri
-     * @param  \Closure|array|string  $action
+     * @param  \Closure|array|string|callable  $action
      * @return \Illuminate\Routing\Route
      */
     public function post($uri, $action);
@@ -26,7 +26,7 @@ public function post($uri, $action);
      * Register a new PUT route with the router.
      *
      * @param  string  $uri
-     * @param  \Closure|array|string  $action
+     * @param  \Closure|array|string|callable  $action
      * @return \Illuminate\Routing\Route
      */
     public function put($uri, $action);
@@ -35,7 +35,7 @@ public function put($uri, $action);
      * Register a new DELETE route with the router.
      *
      * @param  string  $uri
-     * @param  \Closure|array|string  $action
+     * @param  \Closure|array|string|callable  $action
      * @return \Illuminate\Routing\Route
      */
     public function delete($uri, $action);
@@ -44,7 +44,7 @@ public function delete($uri, $action);
      * Register a new PATCH route with the router.
      *
      * @param  string  $uri
-     * @param  \Closure|array|string  $action
+     * @param  \Closure|array|string|callable  $action
      * @return \Illuminate\Routing\Route
      */
     public function patch($uri, $action);
@@ -53,7 +53,7 @@ public function patch($uri, $action);
      * Register a new OPTIONS route with the router.
      *
      * @param  string  $uri
-     * @param  \Closure|array|string  $action
+     * @param  \Closure|array|string|callable  $action
      * @return \Illuminate\Routing\Route
      */
     public function options($uri, $action);
@@ -63,7 +63,7 @@ public function options($uri, $action);
      *
      * @param  array|string  $methods
      * @param  string  $uri
-     * @param  \Closure|array|string  $action
+     * @param  \Closure|array|string|callable  $action
      * @return \Illuminate\Routing\Route
      */
     public function match($methods, $uri, $action);
diff --git a/src/Illuminate/Routing/Router.php b/src/Illuminate/Routing/Router.php
index 83dabfe4973e..9988e9914610 100644
--- a/src/Illuminate/Routing/Router.php
+++ b/src/Illuminate/Routing/Router.php
@@ -133,7 +133,7 @@ public function __construct(Dispatcher $events, Container $container = null)
      * Register a new GET route with the router.
      *
      * @param  string  $uri
-     * @param  \Closure|array|string|null  $action
+     * @param  \Closure|array|string|callable|null  $action
      * @return \Illuminate\Routing\Route
      */
     public function get($uri, $action = null)
@@ -145,7 +145,7 @@ public function get($uri, $action = null)
      * Register a new POST route with the router.
      *
      * @param  string  $uri
-     * @param  \Closure|array|string|null  $action
+     * @param  \Closure|array|string|callable|null  $action
      * @return \Illuminate\Routing\Route
      */
     public function post($uri, $action = null)
@@ -157,7 +157,7 @@ public function post($uri, $action = null)
      * Register a new PUT route with the router.
      *
      * @param  string  $uri
-     * @param  \Closure|array|string|null  $action
+     * @param  \Closure|array|string|callable|null  $action
      * @return \Illuminate\Routing\Route
      */
     public function put($uri, $action = null)
@@ -169,7 +169,7 @@ public function put($uri, $action = null)
      * Register a new PATCH route with the router.
      *
      * @param  string  $uri
-     * @param  \Closure|array|string|null  $action
+     * @param  \Closure|array|string|callable|null  $action
      * @return \Illuminate\Routing\Route
      */
     public function patch($uri, $action = null)
@@ -181,7 +181,7 @@ public function patch($uri, $action = null)
      * Register a new DELETE route with the router.
      *
      * @param  string  $uri
-     * @param  \Closure|array|string|null  $action
+     * @param  \Closure|array|string|callable|null  $action
      * @return \Illuminate\Routing\Route
      */
     public function delete($uri, $action = null)
@@ -193,7 +193,7 @@ public function delete($uri, $action = null)
      * Register a new OPTIONS route with the router.
      *
      * @param  string  $uri
-     * @param  \Closure|array|string|null  $action
+     * @param  \Closure|array|string|callable|null  $action
      * @return \Illuminate\Routing\Route
      */
     public function options($uri, $action = null)
@@ -205,7 +205,7 @@ public function options($uri, $action = null)
      * Register a new route responding to all verbs.
      *
      * @param  string  $uri
-     * @param  \Closure|array|string|null  $action
+     * @param  \Closure|array|string|callable|null  $action
      * @return \Illuminate\Routing\Route
      */
     public function any($uri, $action = null)
@@ -216,7 +216,7 @@ public function any($uri, $action = null)
     /**
      * Register a new Fallback route with the router.
      *
-     * @param  \Closure|array|string|null  $action
+     * @param  \Closure|array|string|callable|null  $action
      * @return \Illuminate\Routing\Route
      */
     public function fallback($action)
@@ -275,7 +275,7 @@ public function view($uri, $view, $data = [])
      *
      * @param  array|string  $methods
      * @param  string  $uri
-     * @param  \Closure|array|string|null  $action
+     * @param  \Closure|array|string|callable|null  $action
      * @return \Illuminate\Routing\Route
      */
     public function match($methods, $uri, $action = null)
@@ -436,7 +436,7 @@ public function getLastGroupPrefix()
      *
      * @param  array|string  $methods
      * @param  string  $uri
-     * @param  \Closure|array|string|null  $action
+     * @param  \Closure|array|string|callable|null  $action
      * @return \Illuminate\Routing\Route
      */
     public function addRoute($methods, $uri, $action)
diff --git a/src/Illuminate/Support/Facades/Route.php b/src/Illuminate/Support/Facades/Route.php
index 0a0c4fded0a4..0e7a0dde193f 100755
--- a/src/Illuminate/Support/Facades/Route.php
+++ b/src/Illuminate/Support/Facades/Route.php
@@ -3,14 +3,14 @@
 namespace Illuminate\Support\Facades;
 
 /**
- * @method static \Illuminate\Routing\Route get(string $uri, \Closure|array|string|null $action = null)
- * @method static \Illuminate\Routing\Route post(string $uri, \Closure|array|string|null $action = null)
- * @method static \Illuminate\Routing\Route put(string $uri, \Closure|array|string|null $action = null)
- * @method static \Illuminate\Routing\Route delete(string $uri, \Closure|array|string|null $action = null)
- * @method static \Illuminate\Routing\Route patch(string $uri, \Closure|array|string|null $action = null)
- * @method static \Illuminate\Routing\Route options(string $uri, \Closure|array|string|null $action = null)
- * @method static \Illuminate\Routing\Route any(string $uri, \Closure|array|string|null $action = null)
- * @method static \Illuminate\Routing\Route match(array|string $methods, string $uri, \Closure|array|string|null $action = null)
+ * @method static \Illuminate\Routing\Route get(string $uri, \Closure|array|string|callable|null $action = null)
+ * @method static \Illuminate\Routing\Route post(string $uri, \Closure|array|string|callable|null $action = null)
+ * @method static \Illuminate\Routing\Route put(string $uri, \Closure|array|string|callable|null $action = null)
+ * @method static \Illuminate\Routing\Route delete(string $uri, \Closure|array|string|callable|null $action = null)
+ * @method static \Illuminate\Routing\Route patch(string $uri, \Closure|array|string|callable|null $action = null)
+ * @method static \Illuminate\Routing\Route options(string $uri, \Closure|array|string|callable|null $action = null)
+ * @method static \Illuminate\Routing\Route any(string $uri, \Closure|array|string|callable|null $action = null)
+ * @method static \Illuminate\Routing\Route match(array|string $methods, string $uri, \Closure|array|string|callable|null $action = null)
  * @method static \Illuminate\Routing\RouteRegistrar prefix(string  $prefix)
  * @method static \Illuminate\Routing\RouteRegistrar where(array  $where)
  * @method static \Illuminate\Routing\PendingResourceRegistration resource(string $name, string $controller, array $options = [])