diff --git a/README.md b/README.md
index f61ca8e..2592141 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,8 @@ You will need to install the following Racket packages:
 
     raco pkg install --skip-installed \
          'https://github.com/racket/infrastructure-userdb.git#main' \
-         reloadable
+         reloadable \
+         aws
 
 ## Configuration