diff --git a/composer.json b/composer.json
index e377022..81cf171 100644
--- a/composer.json
+++ b/composer.json
@@ -31,7 +31,7 @@
         "ramsey/uuid": "^3.6",
         "symfony/console": "~3.2",
         "symfony/filesystem": "~3.2",
-        "twig/twig": "~2.3",
+        "twig/twig": "~1.3",
         "roave/security-advisories": "master@dev"
     },
     "require-dev": {
diff --git a/composer.lock b/composer.lock
index 39b6935..6cdc0b0 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
         "This file is @generated automatically"
     ],
-    "content-hash": "c683bff5559996ddf434f08475b5c62c",
+    "content-hash": "fc6edb57635f27d4e1bccecf26db0be9",
     "packages": [
         {
             "name": "beberlei/assert",
@@ -817,21 +817,20 @@
         },
         {
             "name": "twig/twig",
-            "version": "v2.3.0",
+            "version": "v1.33.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/twigphp/Twig.git",
-                "reference": "9718186a5df85a4f7917e78d3ffcabc204c75d25"
+                "reference": "05cf49921b13f6f01d3cfdf9018cfa7a8086fd5a"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/twigphp/Twig/zipball/9718186a5df85a4f7917e78d3ffcabc204c75d25",
-                "reference": "9718186a5df85a4f7917e78d3ffcabc204c75d25",
+                "url": "https://api.github.com/repos/twigphp/Twig/zipball/05cf49921b13f6f01d3cfdf9018cfa7a8086fd5a",
+                "reference": "05cf49921b13f6f01d3cfdf9018cfa7a8086fd5a",
                 "shasum": ""
             },
             "require": {
-                "php": "^7.0",
-                "symfony/polyfill-mbstring": "~1.0"
+                "php": ">=5.2.7"
             },
             "require-dev": {
                 "psr/container": "^1.0",
@@ -841,7 +840,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "2.3-dev"
+                    "dev-master": "1.33-dev"
                 }
             },
             "autoload": {
@@ -876,7 +875,7 @@
             "keywords": [
                 "templating"
             ],
-            "time": "2017-03-22T15:41:51+00:00"
+            "time": "2017-03-22T15:40:09+00:00"
         }
     ],
     "packages-dev": [