diff --git a/compose.yml b/compose.yml
index 9b82408..d1aac58 100644
--- a/compose.yml
+++ b/compose.yml
@@ -22,6 +22,7 @@ services:
       - KEYCLOAK_ADMIN=${ADMIN_USERNAME}
       - KEYCLOAK_WELCOME_THEME=${WELCOME_THEME}
       - KC_PROXY_HEADERS=xforwarded
+      - KC_HTTP_ENABLED=true
     # NOTE(3wc): disabled due to missing curl binary, see
     #   https://git.coopcloud.tech/coop-cloud/keycloak/issues/15
     # healthcheck: