diff --git a/bashrc_overrides/deploy b/bashrc_overrides/deploy
index d886286..bdd9412 100644
--- a/bashrc_overrides/deploy
+++ b/bashrc_overrides/deploy
@@ -5,6 +5,7 @@ deploy() {
   SERVICE="$1"
   if [ "$#" -lt 1 ]; then
     echo "Usage: deploy <service> [service-name]"
+    echo "Variable overrides: REPO_HOST - REPO_ORG - DEPLOY_DIRECTORY"
     return
   fi
   if [ "$#" -gt 1 ]; then