diff --git a/composer.lock b/composer.lock
index 2fbbb5b2c..296984db9 100644
--- a/composer.lock
+++ b/composer.lock
@@ -1718,20 +1718,20 @@
         },
         {
             "name": "pagerfanta/pagerfanta",
-            "version": "v2.0.1",
+            "version": "v2.1.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/whiteoctober/Pagerfanta.git",
-                "reference": "15770d9d7f6e8e07af568aed104a51f869591e73"
+                "reference": "8276a078563e719be16d12480dbd28e47ac094fa"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/whiteoctober/Pagerfanta/zipball/15770d9d7f6e8e07af568aed104a51f869591e73",
-                "reference": "15770d9d7f6e8e07af568aed104a51f869591e73",
+                "url": "https://api.github.com/repos/whiteoctober/Pagerfanta/zipball/8276a078563e719be16d12480dbd28e47ac094fa",
+                "reference": "8276a078563e719be16d12480dbd28e47ac094fa",
                 "shasum": ""
             },
             "require": {
-                "php": ">=7.0"
+                "php": "^7.0"
             },
             "require-dev": {
                 "doctrine/orm": "~2.3",
@@ -1740,7 +1740,7 @@
                 "jmikola/geojson": "~1.0",
                 "mandango/mandango": "~1.0@dev",
                 "mandango/mondator": "~1.0@dev",
-                "phpunit/phpunit": "^5.7|^6",
+                "phpunit/phpunit": "^6.5",
                 "propel/propel": "~2.0@dev",
                 "propel/propel1": "~1.6",
                 "ruflin/elastica": "~1.3",
@@ -1762,8 +1762,8 @@
                 }
             },
             "autoload": {
-                "psr-0": {
-                    "Pagerfanta\\": "src/"
+                "psr-4": {
+                    "Pagerfanta\\": "src/Pagerfanta/"
                 }
             },
             "notification-url": "https://packagist.org/downloads/",
@@ -1776,14 +1776,14 @@
                     "email": "pablodip@gmail.com"
                 }
             ],
-            "description": "Pagination for PHP 5.3",
+            "description": "Pagination for PHP",
             "keywords": [
                 "page",
                 "pagination",
                 "paginator",
                 "paging"
             ],
-            "time": "2018-05-17T09:23:52+00:00"
+            "time": "2019-03-11T08:58:08+00:00"
         },
         {
             "name": "psr/cache",
@@ -2094,25 +2094,28 @@
         },
         {
             "name": "swiftmailer/swiftmailer",
-            "version": "v6.1.3",
+            "version": "v6.2.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/swiftmailer/swiftmailer.git",
-                "reference": "8ddcb66ac10c392d3beb54829eef8ac1438595f4"
+                "reference": "6fa3232ff9d3f8237c0fae4b7ff05e1baa4cd707"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/swiftmailer/swiftmailer/zipball/8ddcb66ac10c392d3beb54829eef8ac1438595f4",
-                "reference": "8ddcb66ac10c392d3beb54829eef8ac1438595f4",
+                "url": "https://api.github.com/repos/swiftmailer/swiftmailer/zipball/6fa3232ff9d3f8237c0fae4b7ff05e1baa4cd707",
+                "reference": "6fa3232ff9d3f8237c0fae4b7ff05e1baa4cd707",
                 "shasum": ""
             },
             "require": {
                 "egulias/email-validator": "~2.0",
-                "php": ">=7.0.0"
+                "php": ">=7.0.0",
+                "symfony/polyfill-iconv": "^1.0",
+                "symfony/polyfill-intl-idn": "^1.10",
+                "symfony/polyfill-mbstring": "^1.0"
             },
             "require-dev": {
                 "mockery/mockery": "~0.9.1",
-                "symfony/phpunit-bridge": "~3.3@dev"
+                "symfony/phpunit-bridge": "^3.4.19|^4.1.8"
             },
             "suggest": {
                 "ext-intl": "Needed to support internationalized email addresses",
@@ -2121,7 +2124,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "6.1-dev"
+                    "dev-master": "6.2-dev"
                 }
             },
             "autoload": {
@@ -2149,7 +2152,7 @@
                 "mail",
                 "mailer"
             ],
-            "time": "2018-09-11T07:12:52+00:00"
+            "time": "2019-03-10T07:52:41+00:00"
         },
         {
             "name": "symfony/asset",
@@ -3687,6 +3690,65 @@
             ],
             "time": "2018-08-06T14:22:27+00:00"
         },
+        {
+            "name": "symfony/polyfill-iconv",
+            "version": "v1.10.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/polyfill-iconv.git",
+                "reference": "97001cfc283484c9691769f51cdf25259037eba2"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/polyfill-iconv/zipball/97001cfc283484c9691769f51cdf25259037eba2",
+                "reference": "97001cfc283484c9691769f51cdf25259037eba2",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.3"
+            },
+            "suggest": {
+                "ext-iconv": "For best performance"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.9-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Polyfill\\Iconv\\": ""
+                },
+                "files": [
+                    "bootstrap.php"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Nicolas Grekas",
+                    "email": "p@tchwork.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Symfony polyfill for the Iconv extension",
+            "homepage": "https://symfony.com",
+            "keywords": [
+                "compatibility",
+                "iconv",
+                "polyfill",
+                "portable",
+                "shim"
+            ],
+            "time": "2018-09-21T06:26:08+00:00"
+        },
         {
             "name": "symfony/polyfill-intl-icu",
             "version": "v1.10.0",
@@ -3745,6 +3807,68 @@
             ],
             "time": "2018-08-06T14:22:27+00:00"
         },
+        {
+            "name": "symfony/polyfill-intl-idn",
+            "version": "v1.10.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/polyfill-intl-idn.git",
+                "reference": "89de1d44f2c059b266f22c9cc9124ddc4cd0987a"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/polyfill-intl-idn/zipball/89de1d44f2c059b266f22c9cc9124ddc4cd0987a",
+                "reference": "89de1d44f2c059b266f22c9cc9124ddc4cd0987a",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.3",
+                "symfony/polyfill-mbstring": "^1.3",
+                "symfony/polyfill-php72": "^1.9"
+            },
+            "suggest": {
+                "ext-intl": "For best performance"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.9-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Polyfill\\Intl\\Idn\\": ""
+                },
+                "files": [
+                    "bootstrap.php"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                },
+                {
+                    "name": "Laurent Bassin",
+                    "email": "laurent@bassin.info"
+                }
+            ],
+            "description": "Symfony polyfill for intl's idn_to_ascii and idn_to_utf8 functions",
+            "homepage": "https://symfony.com",
+            "keywords": [
+                "compatibility",
+                "idn",
+                "intl",
+                "polyfill",
+                "portable",
+                "shim"
+            ],
+            "time": "2018-09-30T16:36:12+00:00"
+        },
         {
             "name": "symfony/polyfill-mbstring",
             "version": "v1.10.0",
@@ -4789,16 +4913,16 @@
         },
         {
             "name": "symfony/webpack-encore-bundle",
-            "version": "v1.2.1",
+            "version": "v1.2.2",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/webpack-encore-bundle.git",
-                "reference": "436f4d3e8e6c8b05ef1a6d9090ed4c82b6849bc5"
+                "reference": "e23e9d32abd7fb62b84ad0ff62b235b517c61bc4"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/webpack-encore-bundle/zipball/436f4d3e8e6c8b05ef1a6d9090ed4c82b6849bc5",
-                "reference": "436f4d3e8e6c8b05ef1a6d9090ed4c82b6849bc5",
+                "url": "https://api.github.com/repos/symfony/webpack-encore-bundle/zipball/e23e9d32abd7fb62b84ad0ff62b235b517c61bc4",
+                "reference": "e23e9d32abd7fb62b84ad0ff62b235b517c61bc4",
                 "shasum": ""
             },
             "require": {
@@ -4839,7 +4963,7 @@
                 }
             ],
             "description": "Integration with your Symfony app & Webpack Encore!",
-            "time": "2019-03-03T20:01:33+00:00"
+            "time": "2019-03-04T15:09:28+00:00"
         },
         {
             "name": "symfony/yaml",
@@ -5045,16 +5169,16 @@
         },
         {
             "name": "twig/twig",
-            "version": "v2.6.2",
+            "version": "v2.7.2",
             "source": {
                 "type": "git",
                 "url": "https://github.com/twigphp/Twig.git",
-                "reference": "7d7342c8a4059fefb9b8d07db0cc14007021f9b7"
+                "reference": "70c59531da43afe598c66135e39cac39475a2f51"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/twigphp/Twig/zipball/7d7342c8a4059fefb9b8d07db0cc14007021f9b7",
-                "reference": "7d7342c8a4059fefb9b8d07db0cc14007021f9b7",
+                "url": "https://api.github.com/repos/twigphp/Twig/zipball/70c59531da43afe598c66135e39cac39475a2f51",
+                "reference": "70c59531da43afe598c66135e39cac39475a2f51",
                 "shasum": ""
             },
             "require": {
@@ -5070,7 +5194,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "2.6-dev"
+                    "dev-master": "2.7-dev"
                 }
             },
             "autoload": {
@@ -5108,20 +5232,20 @@
             "keywords": [
                 "templating"
             ],
-            "time": "2019-01-14T15:00:48+00:00"
+            "time": "2019-03-12T18:48:26+00:00"
         },
         {
             "name": "white-october/pagerfanta-bundle",
-            "version": "v1.2.3",
+            "version": "v1.2.4",
             "source": {
                 "type": "git",
                 "url": "https://github.com/whiteoctober/WhiteOctoberPagerfantaBundle.git",
-                "reference": "3a2f39fecde9b8aefe7c9cbd0baf06bc72ef3e5e"
+                "reference": "19bf14bf8c72e4205c9ca97028436701fe3991a6"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/whiteoctober/WhiteOctoberPagerfantaBundle/zipball/3a2f39fecde9b8aefe7c9cbd0baf06bc72ef3e5e",
-                "reference": "3a2f39fecde9b8aefe7c9cbd0baf06bc72ef3e5e",
+                "url": "https://api.github.com/repos/whiteoctober/WhiteOctoberPagerfantaBundle/zipball/19bf14bf8c72e4205c9ca97028436701fe3991a6",
+                "reference": "19bf14bf8c72e4205c9ca97028436701fe3991a6",
                 "shasum": ""
             },
             "require": {
@@ -5166,7 +5290,7 @@
                 "page",
                 "paging"
             ],
-            "time": "2018-12-05T16:58:18+00:00"
+            "time": "2019-02-14T08:42:52+00:00"
         },
         {
             "name": "zendframework/zend-code",
diff --git a/src/Twig/SourceCodeExtension.php b/src/Twig/SourceCodeExtension.php
index 847ad4b0b..a99efe1d9 100644
--- a/src/Twig/SourceCodeExtension.php
+++ b/src/Twig/SourceCodeExtension.php
@@ -13,7 +13,7 @@
 
 use Twig\Environment;
 use Twig\Extension\AbstractExtension;
-use Twig\Template;
+use Twig\TemplateWrapper;
 use Twig\TwigFunction;
 
 /**
@@ -92,7 +92,7 @@ private function getCallableReflector(callable $callable): \ReflectionFunctionAb
         return new \ReflectionFunction($callable);
     }
 
-    private function getTemplateSource(Template $template): array
+    private function getTemplateSource(TemplateWrapper $template): array
     {
         $templateSource = $template->getSourceContext();
 
diff --git a/symfony.lock b/symfony.lock
index 95d0c2116..4daa151a0 100644
--- a/symfony.lock
+++ b/symfony.lock
@@ -290,9 +290,15 @@
     "symfony/polyfill-ctype": {
         "version": "1.9-dev"
     },
+    "symfony/polyfill-iconv": {
+        "version": "v1.10.0"
+    },
     "symfony/polyfill-intl-icu": {
         "version": "1.9-dev"
     },
+    "symfony/polyfill-intl-idn": {
+        "version": "v1.10.0"
+    },
     "symfony/polyfill-mbstring": {
         "version": "1.9-dev"
     },