diff --git a/composer.json b/composer.json
index ff93bef..a189e56 100644
--- a/composer.json
+++ b/composer.json
@@ -41,6 +41,7 @@
         "drupal/console-en" : "~1.0",
         "stecman/symfony-console-completion": "~0.7",
         "symfony/console": ">=2.7 <3.2",
+        "symfony/debug": ">=2.6 <3.2",
         "symfony/dependency-injection": ">=2.7 <3.2",
         "symfony/config": ">=2.7 <3.2",
         "symfony/filesystem": ">=2.7 <3.2",
diff --git a/composer.lock b/composer.lock
index 3653414..4f5c14a 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,8 +4,8 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
         "This file is @generated automatically"
     ],
-    "hash": "b6face97ecf385b8252e5884a8c50232",
-    "content-hash": "a42e47dd7e4da814e0c7f2243a973081",
+    "hash": "bb155c4ed342d117fddb5e278175f541",
+    "content-hash": "57c32ac18ce4d2892ba538c65f5ecc23",
     "packages": [
         {
             "name": "dflydev/dot-access-configuration",
@@ -435,16 +435,16 @@
         },
         {
             "name": "symfony/debug",
-            "version": "v3.2.0",
+            "version": "v3.1.7",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/debug.git",
-                "reference": "9f923e68d524a3095c5a2ae5fc7220c7cbc12231"
+                "reference": "c058661c32f5b462722e36d120905940089cbd9a"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/debug/zipball/9f923e68d524a3095c5a2ae5fc7220c7cbc12231",
-                "reference": "9f923e68d524a3095c5a2ae5fc7220c7cbc12231",
+                "url": "https://api.github.com/repos/symfony/debug/zipball/c058661c32f5b462722e36d120905940089cbd9a",
+                "reference": "c058661c32f5b462722e36d120905940089cbd9a",
                 "shasum": ""
             },
             "require": {
@@ -461,7 +461,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "3.2-dev"
+                    "dev-master": "3.1-dev"
                 }
             },
             "autoload": {
@@ -488,7 +488,7 @@
             ],
             "description": "Symfony Debug Component",
             "homepage": "https://symfony.com",
-            "time": "2016-11-16 22:18:16"
+            "time": "2016-11-15 12:55:20"
         },
         {
             "name": "symfony/dependency-injection",