diff --git a/symfony/framework-bundle/3.3/src/Kernel.php b/symfony/framework-bundle/3.3/src/Kernel.php
index b62e7eaa..a2fd8fcd 100644
--- a/symfony/framework-bundle/3.3/src/Kernel.php
+++ b/symfony/framework-bundle/3.3/src/Kernel.php
@@ -14,12 +14,12 @@ class Kernel extends BaseKernel
 
     const CONFIG_EXTS = '.{php,xml,yaml,yml}';
 
-    public function getCacheDir(): string
+    public function getCacheDir()
     {
         return dirname(__DIR__).'/var/cache/'.$this->environment;
     }
 
-    public function getLogDir(): string
+    public function getLogDir()
     {
         return dirname(__DIR__).'/var/log';
     }