diff --git a/composer.json b/composer.json
index 5769e18..0a7759c 100644
--- a/composer.json
+++ b/composer.json
@@ -25,7 +25,8 @@
         "drupal/block_theme_sync": "^1.0@alpha",
         "drupal/search404": "^1.0",
         "drupal/coffee": "^1.0@beta",
-        "drupal/twigsuggest": "1.x-dev"
+        "drupal/twigsuggest": "1.x-dev",
+        "drupal/ckeditor_markdown": "^1.1"
     },
     "repositories": {
         "drupal": {