diff --git a/compose/compose-file/compose-file-v2.md b/compose/compose-file/compose-file-v2.md
index a93e56f7a3..66369e6f24 100644
--- a/compose/compose-file/compose-file-v2.md
+++ b/compose/compose-file/compose-file-v2.md
@@ -514,7 +514,7 @@ services:
   redis:
     image: redis
   db:
-    image: redis
+    image: postgres
     healthcheck:
       test: "exit 0"
 ```