diff --git a/docs/02-control-structure-view-include-block.md b/docs/02-control-structure-view-include-block.md
index a4be19c..6edb919 100644
--- a/docs/02-control-structure-view-include-block.md
+++ b/docs/02-control-structure-view-include-block.md
@@ -96,9 +96,9 @@ You can do so by using `define` and `slot`.
 ```html
 {% arguments string $name, string $anchor, int $index = 0 %}
 
-{% define slot %}
+{% define "attributes" %}
 
-<a {% slot "attributes" %}href="{{ $anchor }}" tabindex="{{ $index }}"{% endslot %}>{{ $name }}"</a>
+<a {% slot "attributes" %}{% endslot %} href="{{ $anchor }}" tabindex="{{ $index }}"{% endslot %}>{{ $name }}"</a>
 ```
 
 **[HTML]** Would render the same as the `view` example :
diff --git a/src/ControlStructure/BlockToken.php b/src/ControlStructure/BlockToken.php
index 15c3b5c..258f846 100644
--- a/src/ControlStructure/BlockToken.php
+++ b/src/ControlStructure/BlockToken.php
@@ -43,7 +43,7 @@ class BlockToken implements ControlStructure {
                 end($slotDefinitions)->setDefinition(eval("return $name;"), $definition);
                 
                 return <<<PHP
-                    <?php \$this->defineSlot($name, function($definition) {}); ?>
+                <?php \$this->defineSlot($name, function($definition) {}); ?>
                 PHP;
                     
             case "slot":
@@ -65,7 +65,7 @@ class BlockToken implements ControlStructure {
                     }
 
                     return <<<PHP
-                        <?php \$this->printSlot($name, function($definition array \$___using = []) use (\$picea $loops) { extract(\$___using, \EXTR_SKIP); ?>
+                    <?php \$this->printSlot($name, function($definition array \$___using = []) use (\$picea $loops) { extract(\$___using, \EXTR_SKIP); ?>
                     PHP;
                 }
                 else {
@@ -74,7 +74,7 @@ class BlockToken implements ControlStructure {
                     }
                     
                     return <<<PHP
-                        <?php (\$___block ?? \$this)->slotIsSet($name) || \$___block->setSlot($name, function($definition array \$___using = []) use (\$picea $loops) { extract(\$___using, \EXTR_SKIP); ?>
+                    <?php (\$___block ?? \$this)->slotIsSet($name) || \$___block->setSlot($name, function($definition array \$___using = []) use (\$picea $loops) { extract(\$___using, \EXTR_SKIP); ?>
                     PHP;
                 }
                     
@@ -89,7 +89,7 @@ class BlockToken implements ControlStructure {
                     }
 
                     return <<<PHP
-                        <?php })->call(\$this, $definition array_merge(get_defined_vars(), \$this->using)); ?>
+                    <?php })->call(\$this, $definition array_merge(get_defined_vars(), \$this->using)); ?>
                     PHP;
                 }
                 else {
@@ -184,7 +184,7 @@ class BlockToken implements ControlStructure {
             public function printDefinition(string $name) : string
             {
                 if ( ! isset($this->definitions[$name]) ) {
-                    throw new \Exception("Slot definition for `$name` was not found. Have you defined it in your block header ?");
+                    throw new \Exception("Slot definition for `$name` was not found. Have you defined it in your block header using something like '{% define \"$name\", ...\$arguments %}' ?");
                 }
                 
                 return $this->definitions[$name];
@@ -194,7 +194,6 @@ class BlockToken implements ControlStructure {
             {
                 $this->rendering = true;
             }
-            
         };
     }
     
diff --git a/src/Extension/UrlExtension.php b/src/Extension/UrlExtension.php
index f9f9f97..5f8f362 100644
--- a/src/Extension/UrlExtension.php
+++ b/src/Extension/UrlExtension.php
@@ -120,7 +120,7 @@ PATTERN;
 
     public function buildRouteUrl(string $name, array $parameters = [], bool $appendVersion = false) : string
     {
-        if ( false !== ( $route = $this->routes[$name] ?? false ) ) {
+        if ( false !== $route = $this->findRoute($name) ) {
             return $this->buildUrl($this->prepareRoute($route, $parameters), $parameters, $appendVersion);
         }
 
@@ -149,14 +149,26 @@ PATTERN;
 
     public function registerRoute(string $name, string $route, string $class, string $method, array $routeMethods) : void
     {
-        $this->routes[$name] = [
+        $this->routes[] = $array = [
+            'name' => $name,
             'route' => $route,
-            'routeMethods' => $routeMethods,
+            'routeMethods' => array_map('strtoupper', $routeMethods),
             'class' => $class,
             'classMethod' => $method,
         ];
 
-        $this->eventExecute(UrlRegisterRouteEvent::class, $name, $this->routes[$name]);
+        $this->eventExecute(UrlRegisterRouteEvent::class, $name, $array);
+    }
+
+    protected function findRoute(string $name, string $method = "GET") : false|array
+    {
+        foreach($this->routes as $route) {
+            if ( ($route['name'] === $name) && in_array(strtoupper($method), $route['routeMethods']) ) {
+                return $route;
+            }
+        }
+
+        return false;
     }
 
     /**