diff --git a/compose.yml b/compose.yml
index d6df975..8b7ec59 100644
--- a/compose.yml
+++ b/compose.yml
@@ -29,6 +29,10 @@ services:
         - "traefik.http.routers.${STACK_NAME}.tls.certresolver=${LETS_ENCRYPT_ENV}"
         - "traefik.http.routers.${STACK_NAME}.entrypoints=web-secure"
         - "traefik.http.routers.${STACK_NAME}.middlewares=${STACK_NAME}-redirect"
+        - "traefik.http.middlewares.${STACK_NAME}.headers.STSSeconds=315360000"
+        - "traefik.http.middlewares.${STACK_NAME}.headers.STSIncludeSubdomains=true"
+        - "traefik.http.middlewares.${STACK_NAME}.headers.STSPreload=true"
+        - "traefik.http.middlewares.${STACK_NAME}.headers.forceSTSHeader=true"
         - "traefik.http.middlewares.${STACK_NAME}-redirect.headers.SSLForceHost=true"
         - "traefik.http.middlewares.${STACK_NAME}-redirect.headers.SSLHost=${DOMAIN}"
         - "coop-cloud.${STACK_NAME}.web.version=1.20.0-ea4560b8"