diff --git a/compose.yml b/compose.yml
index 217c26b..7ca478f 100644
--- a/compose.yml
+++ b/compose.yml
@@ -1,7 +1,7 @@
 version: "3.8"
 services:
   app:
-    image: quay.io/hedgedoc/hedgedoc:1.9.3
+    image: quay.io/hedgedoc/hedgedoc:1.9.6
     environment:
       - CMD_USECDN=false
       - CMD_URL_ADDPORT=false
@@ -53,7 +53,7 @@ services:
         - "traefik.http.routers.${STACK_NAME}.middlewares=${STACK_NAME}-redirect"
         - "traefik.http.middlewares.${STACK_NAME}-redirect.headers.SSLForceHost=true"
         - "traefik.http.middlewares.${STACK_NAME}-redirect.headers.SSLHost=${DOMAIN}"
-        - coop-cloud.${STACK_NAME}.version=0.4.0+1.9.3
+        - coop-cloud.${STACK_NAME}.version=0.5.0+1.9.6
     healthcheck:
       test: "nodejs -e \"http.get('http://localhost:3000', (res) => { console.log('status: ', res.statusCode); if (res.statusCode == 200) { process.exit(0); } else { process.exit(1); } });\""
       interval: 30s
@@ -61,7 +61,7 @@ services:
       retries: 10
       start_period: 1m
   db:
-    image: postgres:11.16-alpine
+    image: postgres:11.18-alpine
     environment:
       - POSTGRES_USER=codimd
       - POSTGRES_PASSWORD_FILE=/run/secrets/db_password