diff --git a/core/composer.json b/core/composer.json
index 4ee693d..3aa5e91 100644
--- a/core/composer.json
+++ b/core/composer.json
@@ -30,7 +30,7 @@
         "symfony/psr-http-message-bridge": "v0.2",
         "zendframework/zend-diactoros": "~1.1",
         "composer/semver": "~1.0",
-        "paragonie/random_compat": "~1.0"
+        "paragonie/random_compat": "~1.2"
     },
     "require-dev": {
         "behat/mink": "~1.6",
diff --git a/core/lib/Drupal/Core/Composer/Composer.php b/core/lib/Drupal/Core/Composer/Composer.php
index 8210b03..258a7f6 100644
--- a/core/lib/Drupal/Core/Composer/Composer.php
+++ b/core/lib/Drupal/Core/Composer/Composer.php
@@ -36,7 +36,6 @@ class Composer {
     'jcalderonzumba/mink-phantomjs-driver' => ['tests'],
     'masterminds/html5' => ['test'],
     'mikey179/vfsStream' => ['src/test'],
-    'paragonie/random_compat' => ['tests'],
     'phpdocumentor/reflection-docblock' => ['tests'],
     'phpunit/php-code-coverage' => ['tests'],
     'phpunit/php-timer' => ['tests'],