diff --git a/composer.json b/composer.json
index b7e6fe9..81f71d7 100644
--- a/composer.json
+++ b/composer.json
@@ -7,7 +7,7 @@
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         "doctrine/common"           : "2.4.*",
         "doctrine/dbal"             : "2.4.*",
-        "twig/twig"                 : "1.12.*",
+        "twig/twig"                 : "1.44.*",
         "twig/extensions"           : "dev-master",
         "symfony/class-loader"      : "2.1.x",
         "symfony/form"              : "2.1.x",
diff --git a/composer.lock b/composer.lock
index 297e3a2..755b5e6 100644
--- a/composer.lock
+++ b/composer.lock
@@ -1,11 +1,10 @@
 {
     "_readme": [
         "This file locks the dependencies of your project to a known state",
-        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
+        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
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@@ -17,12 +16,10 @@
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-                "url": "https://github.com/sveneisenschmidt/Gravatar-php/zipball/master",
-                "reference": null,
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+                "url": "https://github.com/sveneisenschmidt/Gravatar-php/zipball/master"
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+            "time": "2017-10-10T19:53:09+00:00"
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@@ -30,12 +27,12 @@
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@@ -49,7 +46,7 @@
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+                "BSD-3-Clause"
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@@ -69,7 +66,7 @@
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-            "time": "2016-01-07 19:57:29"
+            "time": "2018-01-29T22:41:37+00:00"
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@@ -77,12 +74,12 @@
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-                "reference": "478a20547446e2f01fbf3cdd44a38fc003f0fa32"
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@@ -128,7 +125,8 @@
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@@ -136,12 +134,12 @@
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@@ -170,7 +168,8 @@
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-                    "homepage": "http://www.jwage.com/"
+                    "homepage": "http://www.jwage.com/",
+                    "role": "Creator"
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@@ -188,7 +187,7 @@
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-                    "homepage": "http://jmsyst.com",
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@@ -199,7 +198,7 @@
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-            "time": "2013-06-16 21:33:03"
+            "time": "2013-06-16T21:33:03+00:00"
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@@ -269,7 +268,7 @@
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-            "time": "2013-08-07 16:04:25"
+            "time": "2013-08-07T16:04:25+00:00"
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@@ -336,20 +335,20 @@
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-            "time": "2013-08-29 16:56:45"
+            "time": "2013-08-29T16:56:45+00:00"
         },
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-            "version": "dev-master",
+            "version": "2.4.x-dev",
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-                "reference": "6a39bb947b20d12a16820f2709509e41e28af005"
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@@ -360,6 +359,9 @@
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+            "require-dev": {
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+            },
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@@ -376,16 +378,6 @@
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                     "email": "roman@code-factory.org"
@@ -394,11 +386,17 @@
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                     "email": "kontakt@beberlei.de"
                 },
+                {
+                    "name": "Guilherme Blanco",
+                    "email": "guilhermeblanco@gmail.com"
+                },
+                {
+                    "name": "Jonathan Wage",
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-                    "email": "schmittjoh@gmail.com",
-                    "homepage": "http://jmsyst.com",
-                    "role": "Developer of wrapped JMSSerializerBundle"
+                    "email": "schmittjoh@gmail.com"
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@@ -410,7 +408,7 @@
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@@ -480,25 +478,28 @@
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@@ -515,16 +516,6 @@
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@@ -534,10 +525,16 @@
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-                    "email": "schmittjoh@gmail.com",
-                    "homepage": "https://github.com/schmittjoh",
-                    "role": "Developer of wrapped JMSSerializerBundle"
+                    "name": "Guilherme Blanco",
+                    "email": "guilhermeblanco@gmail.com"
+                },
+                {
+                    "name": "Jonathan Wage",
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@@ -548,25 +545,28 @@
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-            "version": "dev-master",
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@@ -574,8 +574,8 @@
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-            "homepage": "http://www.doctrine-project.org",
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+            "homepage": "https://www.doctrine-project.org/projects/lexer.html",
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+                "annotations",
+                "docblock",
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+                "parser",
+                "php"
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@@ -653,7 +653,7 @@
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@@ -661,12 +661,12 @@
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@@ -748,7 +748,8 @@
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+            "abandoned": "guzzlehttp/guzzle",
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@@ -760,12 +761,10 @@
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-            "time": "2013-01-22 19:29:38"
+            "time": "2017-10-10T20:00:00+00:00"
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@@ -816,7 +815,7 @@
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@@ -824,12 +823,12 @@
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@@ -862,7 +861,7 @@
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@@ -870,12 +869,12 @@
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@@ -900,7 +899,7 @@
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@@ -908,12 +907,12 @@
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@@ -969,7 +968,9 @@
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@@ -982,7 +983,8 @@
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@@ -1033,7 +1035,8 @@
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+            "abandoned": "symfony/mailer",
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@@ -1072,18 +1075,18 @@
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-                },
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+                },
+                {
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+                    "email": "fabien@symfony.com"
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-            "time": "2013-04-29 20:22:06"
+            "time": "2013-04-29T20:22:06+00:00"
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@@ -1097,7 +1100,7 @@
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@@ -1117,18 +1120,19 @@
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+                    "role": "Lead Developer"
                 },
                 {
                     "name": "Symfony Community",
@@ -1891,7 +2070,7 @@
             ],
             "description": "Symfony Validator Component",
             "homepage": "http://symfony.com",
-            "time": "2013-08-06 05:58:11"
+            "time": "2013-08-06T05:58:11+00:00"
         },
         {
             "name": "tijsverkoyen/akismet",
@@ -1930,7 +2109,8 @@
             ],
             "description": "Akismet is a wrapper-class to communicate with the Akismet API.",
             "homepage": "https://github.com/tijsverkoyen/Akismet",
-            "time": "2012-10-13 17:59:41"
+            "abandoned": true,
+            "time": "2012-10-13T17:59:41+00:00"
         },
         {
             "name": "twbs/bootstrap",
@@ -1942,9 +2122,7 @@
             },
             "dist": {
                 "type": "zip",
-                "url": "https://github.com/twbs/bootstrap/zipball/v2.0.4",
-                "reference": null,
-                "shasum": null
+                "url": "https://github.com/twbs/bootstrap/zipball/v2.0.4"
             },
             "type": "library"
         },
@@ -1958,7 +2136,7 @@
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/twigphp/Twig-extensions/zipball/afd3a08ad948e034b4ffdab23f53925538a91635",
+                "url": "https://api.github.com/repos/twigphp/Twig-extensions/zipball/f5b0c84f3699e494c84ee627d7d583e115d2c4a2",
                 "reference": "f5b0c84f3699e494c84ee627d7d583e115d2c4a2",
                 "shasum": ""
             },
@@ -1993,56 +2171,81 @@
                 "i18n",
                 "text"
             ],
-            "time": "2013-07-02 11:21:55"
+            "time": "2013-07-02T11:21:55+00:00"
         },
         {
             "name": "twig/twig",
-            "version": "v1.12.3",
+            "version": "v1.44.7",
             "source": {
                 "type": "git",
                 "url": "https://github.com/twigphp/Twig.git",
-                "reference": "27f3428b08c7f656d6824359a9d9dee3f5fce31b"
+                "reference": "0887422319889e442458e48e2f3d9add1a172ad5"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/twigphp/Twig/zipball/27f3428b08c7f656d6824359a9d9dee3f5fce31b",
-                "reference": "27f3428b08c7f656d6824359a9d9dee3f5fce31b",
+                "url": "https://api.github.com/repos/twigphp/Twig/zipball/0887422319889e442458e48e2f3d9add1a172ad5",
+                "reference": "0887422319889e442458e48e2f3d9add1a172ad5",
                 "shasum": ""
             },
             "require": {
-                "php": ">=5.2.4"
+                "php": ">=7.2.5",
+                "symfony/polyfill-ctype": "^1.8"
+            },
+            "require-dev": {
+                "psr/container": "^1.0",
+                "symfony/phpunit-bridge": "^4.4.9|^5.0.9"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.12-dev"
+                    "dev-master": "1.44-dev"
                 }
             },
             "autoload": {
                 "psr-0": {
                     "Twig_": "lib/"
+                },
+                "psr-4": {
+                    "Twig\\": "src/"
                 }
             },
             "notification-url": "https://packagist.org/downloads/",
             "license": [
-                "BSD-3"
+                "BSD-3-Clause"
             ],
             "authors": [
                 {
                     "name": "Fabien Potencier",
-                    "email": "fabien@symfony.com"
+                    "email": "fabien@symfony.com",
+                    "homepage": "http://fabien.potencier.org",
+                    "role": "Lead Developer"
+                },
+                {
+                    "name": "Twig Team",
+                    "role": "Contributors"
                 },
                 {
                     "name": "Armin Ronacher",
-                    "email": "armin.ronacher@active-4.com"
+                    "email": "armin.ronacher@active-4.com",
+                    "role": "Project Founder"
                 }
             ],
             "description": "Twig, the flexible, fast, and secure template language for PHP",
-            "homepage": "http://twig.sensiolabs.org",
+            "homepage": "https://twig.symfony.com",
             "keywords": [
                 "templating"
             ],
-            "time": "2013-04-08 12:40:11"
+            "funding": [
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/twig/twig",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2022-09-28T08:38:36+00:00"
         }
     ],
     "packages-dev": [
@@ -2124,7 +2327,7 @@
                 "test",
                 "unit testing"
             ],
-            "time": "2016-03-02 18:57:26"
+            "time": "2016-03-02T18:57:26+00:00"
         }
     ],
     "aliases": [],
@@ -2137,5 +2340,6 @@
     "prefer-stable": false,
     "prefer-lowest": false,
     "platform": [],
-    "platform-dev": []
+    "platform-dev": [],
+    "plugin-api-version": "1.1.0"
 }