diff --git a/composer.json b/composer.json
index 2ed3718a7..7319fe5cd 100644
--- a/composer.json
+++ b/composer.json
@@ -23,6 +23,7 @@
     "monolog/monolog": "~1.11",
     "nikic/php-parser": "^2 || ^3",
     "silverstripe/config": "^1@dev",
+    "silverstripe/admin": "^1@dev",
     "swiftmailer/swiftmailer": "~5.4",
     "symfony/cache": "^3.3@dev",
     "symfony/config": "^2.8",