diff --git a/composer.json b/composer.json
index 850e4aa9d..1c805f788 100644
--- a/composer.json
+++ b/composer.json
@@ -34,7 +34,7 @@
     },
     "extra": {
         "_ezplatform_branch_for_behat_tests_comment_": "ezplatform branch to use to run Behat tests",
-        "_ezplatform_branch_for_behat_tests": "master",
+        "_ezplatform_branch_for_behat_tests": "1.9",
         "branch-alias": {
             "dev-master": "1.7.x-dev"
         }