diff --git a/scripts/render-compose.sh b/scripts/render-compose.sh
index 4668612..15577cc 100644
--- a/scripts/render-compose.sh
+++ b/scripts/render-compose.sh
@@ -4,4 +4,6 @@ set -euo pipefail
 WORKDIR="${WORKDIR:-$PWD/work/opencloud-compose}"
 ROOT="${PWD}"
 
-python3 "$ROOT/scripts/patch-weboffice-collabora-yaml.py" "$WORKDIR/weboffice/collabora.yml"
\ No newline at end of file
+python3 "$ROOT/scripts/patch-weboffice-collabora-yaml.py" "$WORKDIR/weboffice/collabora.yml"
+
+python3 "$ROOT/scripts/patch-env-file.py" "$WORKDIR/docker-compose.yml" "$WORKDIR/weboffice/collabora.yml" "$WORKDIR/external-proxy/opencloud-exposed.yml" "$WORKDIR/external-proxy/collabora-exposed.yml"
\ No newline at end of file