diff --git a/litefs.yml b/litefs.yml
index 8042d2b..beddb6b 100644
--- a/litefs.yml
+++ b/litefs.yml
@@ -5,6 +5,9 @@ fuse:
 data:
   dir: "/var/lib/litefs"
 
+# Static cluster ID to prevent mismatches
+clusterid: "NAV001"
+
 # Use Consul for leader election
 lease:
   type: "consul"