diff --git a/composer.json b/composer.json
index ba3a326..0e43773 100644
--- a/composer.json
+++ b/composer.json
@@ -18,8 +18,7 @@
         }
     ],
     "require": {
-        "yiisoft/yii2": "*",
-        "twbs/bootstrap": "3.2.* | 3.1.* | 3.0.*"
+        "yiisoft/yii2": "*"
     },
     "autoload": {
         "psr-4": {