diff --git a/_nginx/install_site/compose.yaml b/_nginx/install_site/compose.yaml
index c53d24b..93f4671 100644
--- a/_nginx/install_site/compose.yaml
+++ b/_nginx/install_site/compose.yaml
@@ -4,6 +4,7 @@ services:
     build: install_site
     environment:
       - BASE_URL=subdomain.domain.tld
+      - OTHER_URLS=subdomain1.domain.tld subdomain2.domain.tld
       - EMAIL=user@domain.tld
     volumes:
       - ./app_nginx.conf:/web/app.conf
@@ -19,4 +20,3 @@ volumes:
     external: true
   certbotroot:
     external: true
-  config:
diff --git a/_nginx/install_site/entrypoint.sh b/_nginx/install_site/entrypoint.sh
index ddee1f4..0a58ed8 100755
--- a/_nginx/install_site/entrypoint.sh
+++ b/_nginx/install_site/entrypoint.sh
@@ -1,12 +1,20 @@
-#!/bin/sh -e
+#!/bin/bash -e
 
-certbot certonly -n      \
-    --webroot            \
-    -w /var/www/certbot/ \
-    --agree-tos          \
-    --no-eff-email       \
-    -m "$EMAIL"          \
+CERTBOTCMD=(
+    certbot certonly -n
+    --webroot
+    -w /var/www/certbot/
+    --agree-tos
+    --no-eff-email
+    -m "$EMAIL"
     -d "$BASE_URL"
+)
+
+for URL in $OTHER_URLS; do
+    CERTBOTCMD+=(-d "$URL")
+done
+
+"${CERTBOTCMD[@]}"
 
 for f in *; do
     envsubst "$(env | xargs printf '$%s ')" < "$f" > "/sites/$f"
diff --git a/matrix/compose.yaml b/matrix/compose.yaml
index 33d0f6e..5a48764 100644
--- a/matrix/compose.yaml
+++ b/matrix/compose.yaml
@@ -1,9 +1,10 @@
 ---
 services:
-  matrix_install_site:
+  install_site:
     build: install_site
     environment:
       - BASE_URL=$MATRIX_BASE_URL
+      - OTHER_URLS=$COTURN_BASE_URL
       - EMAIL
     volumes:
       - ./nginx.conf:/web/matrix.conf
@@ -12,15 +13,6 @@ services:
       - certbotroot:/var/www/certbot/
       - /var/run/docker.sock:/var/run/docker.sock
 
-  coturn_install_site:
-    build: install_site
-    environment:
-      - BASE_URL=$COTURN_BASE_URL
-      - EMAIL
-    volumes:
-      - certs:/etc/letsencrypt/
-      - certbotroot:/var/www/certbot/
-
   db:
     image: docker.io/postgres:15
     restart: unless-stopped
diff --git a/todo b/todo
index ef076b3..6661ed3 100644
--- a/todo
+++ b/todo
@@ -1,7 +1,6 @@
-openvpn auto download config from mullvad?
-https://docs.gitea.com/installation/install-with-docker#ssh-container-passthrough
+mullvad config api download
 docs
-matrix auto init postgres config
+matrix key server not matrix.org
 
 - modoboa
 - collabora