diff --git a/service.yml b/service.yml
index 28d9975..87fda22 100644
--- a/service.yml
+++ b/service.yml
@@ -1,4 +1,10 @@
 name: sesame
+build:
+  images:
+    - path: ./caddy.Dockerfile
+      tag: sesame-caddy
+    - path: ./promtail.Dockerfile
+      tag: sesame-promtail
 ports:
   # Reverse proxied ports.
   - host: 53000