diff --git a/web/lukegbcom/deploy.sh b/web/lukegbcom/deploy.sh
index 16b2c73af8..6919c3ada1 100755
--- a/web/lukegbcom/deploy.sh
+++ b/web/lukegbcom/deploy.sh
@@ -1,8 +1,12 @@
 #!/usr/bin/env nix-shell
 #!nix-shell -p nodePackages.firebase-tools -p vault -i bash
 
+SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
+DEPOT="$(realpath "${SCRIPT_DIR}/../..")"
+
 vault_path=unix:///run/tokend/sock
 deploycmd="deploy"
+channelname=""
 postdeploy () {
   return
 }
@@ -10,15 +14,29 @@ postdeploy () {
 if [[ "$(groups)" =~ (.* |^)"users"($| .*) ]] || ! test -f /etc/NIXOS; then
   vault_path=https://vault.int.lukegb.com
   channelname="$(id -un)"
+fi
+
+if [[ $# -gt 0 ]]; then
+  channelname="$1"
+fi
+
+if [[ "$channelname" != "" ]]; then
   deploycmd="hosting:channel:deploy $channelname"
   postdeploy () {
     firebase hosting:channel:open $channelname --token="$token"
   }
 fi
 
-cd $(nix-build ../.. -A web.lukegbcom)
+echo "Building from $DEPOT" >&2
+cd $(nix-build "$DEPOT" -A web.lukegbcom)
+echo "Using vault at $vault_path to get token" >&2
 token="$(vault read --field=token --address="$vault_path" gcp/roleset/lukegbcom-deployer/token)"
 
+if [[ "$channelname" == "" ]]; then
+  echo "Deploying to prod" >&2
+else
+  echo "Deploying to preview channel '$channelname'" >&2
+fi	
 firebase $deploycmd --token="$token"
 # Do it twice because sometimes it doesn't actually do anything the first time
 firebase $deploycmd --token="$token"