diff --git a/registry/recipes/nginx.md b/registry/recipes/nginx.md
index 7708ed388e..4647cc6ced 100644
--- a/registry/recipes/nginx.md
+++ b/registry/recipes/nginx.md
@@ -154,7 +154,7 @@ EOF
 Now create a password file for "testuser" and "testpassword"
 
 ```
-docker run --rm --entrypoint htpasswd registry:2 -bn testuser testpassword > auth/nginx.htpasswd
+docker run --rm --entrypoint htpasswd registry:2 -Bbn testuser testpassword > auth/nginx.htpasswd
 ```
 
 Copy over your certificate files