diff --git a/scripts/first-boot-containers.sh b/scripts/first-boot-containers.sh
index ed2e282c..35f260a2 100644
--- a/scripts/first-boot-containers.sh
+++ b/scripts/first-boot-containers.sh
@@ -988,8 +988,9 @@ for ui in bitcoin-ui lnd-ui; do
     continue
   fi
   case $ui in
-    bitcoin-ui) PORT_ARG=""; NET_ARG="--network host" ;;  # host network: proxies Bitcoin RPC at 127.0.0.1:8332
+    bitcoin-ui) PORT_ARG="-p 8334:8334"; NET_ARG="" ;;  # internal nginx listens on 8334
     lnd-ui)     PORT_ARG="-p 8081:80"; NET_ARG="" ;;
+    electrs-ui) PORT_ARG="-p 50002:50002"; NET_ARG="" ;;  # internal nginx listens on 50002
   esac
   CONTAINER_NAME="archy-$ui"
   if $DOCKER images --format '{{.Repository}}:{{.Tag}}' 2>/dev/null | grep -q "$ui"; then