diff --git a/stacks/apps/n8n/stack.yml b/stacks/apps/n8n/stack.yml
index b244fd0..580157c 100644
--- a/stacks/apps/n8n/stack.yml
+++ b/stacks/apps/n8n/stack.yml
@@ -23,6 +23,9 @@ services:
       start_period: 60s
     deploy:
       replicas: 1
+      placement:
+        constraints:
+        - role.hostname == p0
       restart_policy:
         condition: on-failure
         delay: 5s