diff --git a/admin/tool/behat/cli/init.php b/admin/tool/behat/cli/init.php
index 8162b0ef20ed1..191636765f817 100644
--- a/admin/tool/behat/cli/init.php
+++ b/admin/tool/behat/cli/init.php
@@ -71,7 +71,7 @@
         }
     }
 
-    passthru("php composer.phar install --dev", $code);
+    passthru("php composer.phar update --dev", $code);
     if ($code != 0) {
         exit($code);
     }