diff --git a/at/feed-generator/readme.md b/at/feed-generator/readme.md
index d0bbd51..a1102cc 100644
--- a/at/feed-generator/readme.md
+++ b/at/feed-generator/readme.md
@@ -21,6 +21,6 @@ $ git clone https://github.com/bluesky-social/feed-generator
 
 ```sh
 docker compose build feed-generator
-docker build -t publish_feed -f Dockerfile .
+docker build -t publish_feed -f Dockerfile.feed .
 docker run publish_feed
 ```