diff --git a/web/spec/support/utilities.rb b/web/spec/support/utilities.rb
index 081a15e38..c3af90ebb 100644
--- a/web/spec/support/utilities.rb
+++ b/web/spec/support/utilities.rb
@@ -211,7 +211,7 @@ end
 def formal_leave_by user
   in_client(user) do
     find('#session-leave').trigger(:click)
-    find('#btn-accept').trigger(:click)
+    find('#btn-accept-leave-session').trigger(:click)
     expect(page).to have_selector('h2',    text: 'feed')
   end
 end