diff --git a/docker-compose.yaml b/docker-compose.yaml
index 70950df..0533057 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -13,6 +13,7 @@ services:
       TUWUNEL_PORT: "8008"
       TUWUNEL_ADDRESS: "0.0.0.0"
       TUWUNEL_ALLOW_REGISTRATION: "true"
+      TUWUNEL_YES_I_AM_VERY_VERY_SURE_I_WANT_AN_OPEN_REGISTRATION_SERVER_PRONE_TO_ABUSE: "true"
       TUWUNEL_ALLOW_FEDERATION: "true"
       TUWUNEL_TRUSTED_SERVERS: "[\"matrix.org\"]"
     volumes:
diff --git a/docker-compose.yml b/docker-compose.yml
index 70950df..0533057 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -13,6 +13,7 @@ services:
       TUWUNEL_PORT: "8008"
       TUWUNEL_ADDRESS: "0.0.0.0"
       TUWUNEL_ALLOW_REGISTRATION: "true"
+      TUWUNEL_YES_I_AM_VERY_VERY_SURE_I_WANT_AN_OPEN_REGISTRATION_SERVER_PRONE_TO_ABUSE: "true"
       TUWUNEL_ALLOW_FEDERATION: "true"
       TUWUNEL_TRUSTED_SERVERS: "[\"matrix.org\"]"
     volumes: