diff --git a/composer.json b/composer.json
index 4619d3e..7453cfd 100644
--- a/composer.json
+++ b/composer.json
@@ -32,7 +32,10 @@
         ]
     },
     "autoload-dev": {
-        "psr-4": { "Fidry\\PsyshBundle\\": "tests" }
+        "psr-4": { "Fidry\\PsyshBundle\\": "tests" },
+        "files": [
+            "tests/Functional/AppKernel.php"
+        ]
     },
     "config": {
         "bin-dir": "bin",
diff --git a/src/PsyshFacade.php b/src/PsyshFacade.php
index 5dbf08e..1fb70bc 100644
--- a/src/PsyshFacade.php
+++ b/src/PsyshFacade.php
@@ -45,6 +45,8 @@ public static function init()
 
     public static function debug(array $variables = [], $bind = null)
     {
+        self::init();
+
         $_variables = array_merge(self::$shell->getScopeVariables(), $variables);
 
         extract(