diff --git a/taiga/hooks/gitlab/services.py b/taiga/hooks/gitlab/services.py
index 340420a1..3b99dff6 100644
--- a/taiga/hooks/gitlab/services.py
+++ b/taiga/hooks/gitlab/services.py
@@ -31,7 +31,7 @@ def get_or_generate_config(project):
 
     url = reverse("gitlab-hook-list")
     url = get_absolute_url(url)
-    url = "%s?project=%s"%(url, project.id)
+    url = "{}?project={}&key={}".format(url, project.id, g_config["secret"])
     g_config["webhooks_url"] = url
     return g_config