diff --git a/composer.lock b/composer.lock
index ef5c03a5fe3..f14977eb0d8 100644
--- a/composer.lock
+++ b/composer.lock
@@ -2021,7 +2021,7 @@
                 },
                 {
                     "name": "Gert de Pagter",
-                    "email": "BackEndTea@gmail.com"
+                    "email": "backendtea@gmail.com"
                 }
             ],
             "description": "Symfony polyfill for ctype functions",
@@ -2691,31 +2691,31 @@
         },
         {
             "name": "twig/twig",
-            "version": "v1.35.4",
+            "version": "v1.38.2",
             "source": {
                 "type": "git",
                 "url": "https://github.com/twigphp/Twig.git",
-                "reference": "7e081e98378a1e78c29cc9eba4aefa5d78a05d2a"
+                "reference": "874adbd9222f928f6998732b25b01b41dff15b0c"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/twigphp/Twig/zipball/7e081e98378a1e78c29cc9eba4aefa5d78a05d2a",
-                "reference": "7e081e98378a1e78c29cc9eba4aefa5d78a05d2a",
+                "url": "https://api.github.com/repos/twigphp/Twig/zipball/874adbd9222f928f6998732b25b01b41dff15b0c",
+                "reference": "874adbd9222f928f6998732b25b01b41dff15b0c",
                 "shasum": ""
             },
             "require": {
-                "php": ">=5.3.3",
+                "php": ">=5.4.0",
                 "symfony/polyfill-ctype": "^1.8"
             },
             "require-dev": {
                 "psr/container": "^1.0",
                 "symfony/debug": "^2.7",
-                "symfony/phpunit-bridge": "^3.3"
+                "symfony/phpunit-bridge": "^3.4.19|^4.1.8"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.35-dev"
+                    "dev-master": "1.38-dev"
                 }
             },
             "autoload": {
@@ -2753,7 +2753,7 @@
             "keywords": [
                 "templating"
             ],
-            "time": "2018-07-13T07:12:17+00:00"
+            "time": "2019-03-12T18:45:24+00:00"
         },
         {
             "name": "typo3/phar-stream-wrapper",
@@ -4166,6 +4166,7 @@
                 "mock",
                 "xunit"
             ],
+            "abandoned": true,
             "time": "2015-10-02T06:51:40+00:00"
         },
         {
diff --git a/core/composer.json b/core/composer.json
index eaf6e3850aa..694ac3413b5 100644
--- a/core/composer.json
+++ b/core/composer.json
@@ -32,7 +32,7 @@
         "symfony/polyfill-iconv": "^1.0",
         "symfony/yaml": "~3.4.5",
         "typo3/phar-stream-wrapper": "^2.0.1",
-        "twig/twig": "^1.35.0",
+        "twig/twig": "^1.38.2",
         "doctrine/common": "^2.5",
         "doctrine/annotations": "^1.2",
         "guzzlehttp/guzzle": "^6.2.1",
diff --git a/core/lib/Drupal/Core/Template/TwigNodeTrans.php b/core/lib/Drupal/Core/Template/TwigNodeTrans.php
index ceccb68f3be..6bef53d9d4b 100644
--- a/core/lib/Drupal/Core/Template/TwigNodeTrans.php
+++ b/core/lib/Drupal/Core/Template/TwigNodeTrans.php
@@ -2,6 +2,8 @@
 
 namespace Drupal\Core\Template;
 
+use Twig\Node\CheckToStringNode;
+
 /**
  * A class that defines the Twig 'trans' tag for Drupal.
  *
@@ -116,6 +118,9 @@ class TwigNodeTrans extends \Twig_Node {
             $n = $n->getNode('node');
           }
 
+          if ($n instanceof CheckToStringNode) {
+            $n = $n->getNode('expr');
+          }
           $args = $n;
 
           // Support TwigExtension->renderVar() function in chain.
@@ -137,6 +142,9 @@ class TwigNodeTrans extends \Twig_Node {
             }
             $args = $args->getNode('node');
           }
+          if ($args instanceof CheckToStringNode) {
+            $args = $args->getNode('expr');
+          }
           if ($args instanceof \Twig_Node_Expression_GetAttr) {
             $argName = [];
             // Reuse the incoming expression.
diff --git a/core/modules/system/tests/modules/twig_extension_test/src/TwigExtension/TestExtension.php b/core/modules/system/tests/modules/twig_extension_test/src/TwigExtension/TestExtension.php
index 9888caad881..2f51e721a6f 100644
--- a/core/modules/system/tests/modules/twig_extension_test/src/TwigExtension/TestExtension.php
+++ b/core/modules/system/tests/modules/twig_extension_test/src/TwigExtension/TestExtension.php
@@ -2,6 +2,9 @@
 
 namespace Drupal\twig_extension_test\TwigExtension;
 
+use Twig\TwigFilter;
+use Twig\TwigFunction;
+
 /**
  * A test Twig extension that adds a custom function and a custom filter.
  */
@@ -21,7 +24,7 @@ class TestExtension extends \Twig_Extension {
    */
   public function getFunctions() {
     return [
-      new \Twig_SimpleFunction('testfunc', [$this, 'testFunction']),
+      'testfunc' => new TwigFunction('testfunc', ['Drupal\twig_extension_test\TwigExtension\TestExtension', 'testFunction']),
     ];
   }
 
@@ -39,7 +42,7 @@ class TestExtension extends \Twig_Extension {
    */
   public function getFilters() {
     return [
-      new \Twig_SimpleFilter('testfilter', [$this, 'testFilter']),
+      'testfilter' => new TwigFilter('testfilter', ['Drupal\twig_extension_test\TwigExtension\TestExtension', 'testFilter']),
     ];
   }
 
diff --git a/core/modules/system/tests/src/Functional/Theme/TwigRegistryLoaderTest.php b/core/modules/system/tests/src/Functional/Theme/TwigRegistryLoaderTest.php
index 2446289984e..da02b2ba8a8 100644
--- a/core/modules/system/tests/src/Functional/Theme/TwigRegistryLoaderTest.php
+++ b/core/modules/system/tests/src/Functional/Theme/TwigRegistryLoaderTest.php
@@ -3,6 +3,7 @@
 namespace Drupal\Tests\system\Functional\Theme;
 
 use Drupal\Tests\BrowserTestBase;
+use Twig\TemplateWrapper;
 
 /**
  * Tests Twig registry loader.
@@ -33,7 +34,7 @@ class TwigRegistryLoaderTest extends BrowserTestBase {
    * Checks to see if a value is a Twig template.
    */
   public function assertTwigTemplate($value, $message = '', $group = 'Other') {
-    $this->assertTrue($value instanceof \Twig_Template, $message, $group);
+    $this->assertTrue($value instanceof TemplateWrapper, $message, $group);
   }
 
   /**
diff --git a/core/modules/system/tests/src/Kernel/Theme/TwigNamespaceTest.php b/core/modules/system/tests/src/Kernel/Theme/TwigNamespaceTest.php
index 4ffd2558f07..87a9801ec12 100644
--- a/core/modules/system/tests/src/Kernel/Theme/TwigNamespaceTest.php
+++ b/core/modules/system/tests/src/Kernel/Theme/TwigNamespaceTest.php
@@ -3,6 +3,7 @@
 namespace Drupal\Tests\system\Kernel\Theme;
 
 use Drupal\KernelTests\KernelTestBase;
+use Twig\TemplateWrapper;
 
 /**
  * Tests Twig namespaces.
@@ -33,7 +34,7 @@ class TwigNamespaceTest extends KernelTestBase {
    * Checks to see if a value is a twig template.
    */
   public function assertTwigTemplate($value, $message = '', $group = 'Other') {
-    $this->assertTrue($value instanceof \Twig_Template, $message, $group);
+    $this->assertTrue($value instanceof TemplateWrapper, $message, $group);
   }
 
   /**