diff --git a/infmap/docker-compose.yml b/infmap/docker-compose.yml
index a976869..89953b2 100644
--- a/infmap/docker-compose.yml
+++ b/infmap/docker-compose.yml
@@ -4,6 +4,8 @@ services:
     dns:
       - 100.100.100.100
       - 8.8.8.8
+    dns_search:
+      - ${TAILNET_DOMAIN}
     ports:
       - "${WEB_PORT}:5000"
     environment: