diff --git a/README.md b/README.md
index b3b5530..32fed7f 100644
--- a/README.md
+++ b/README.md
@@ -24,7 +24,7 @@ $EDITOR config.yml   # replace the signing_key placeholder
 
 # or build and run via Docker
 make docker
-docker run -p 8080:8080 -e PIXA_SIGNING_KEY="$(openssl rand -base64 32)" pixad:latest
+docker run -p 8080:8080 -e PIXA_SIGNING_KEY="$(openssl rand -base64 32)" pixa:latest
 ```
 
 A container is configured two ways. The signing key comes from the