diff --git a/_docs/configuration.md b/_docs/configuration.md
index d826d67..2d47c9d 100644
--- a/_docs/configuration.md
+++ b/_docs/configuration.md
@@ -548,7 +548,7 @@ traefik:
   options:
     publish:
       - 8080:8080
-    volumes:
+    volume:
       - /tmp/example.json:/tmp/example.json
     memory: 512m
 ```