diff --git a/swarm/esphome.yml b/swarm/esphome.yml
index 9728638..2f9ecbb 100644
--- a/swarm/esphome.yml
+++ b/swarm/esphome.yml
@@ -1,4 +1,4 @@
-volume:
+volumes:
   esphome_config: {}
 
 services: