diff --git a/env.sample b/env.sample
index 255fa466674058c900d5a0b5259836028387e786..8fbeee6970acb2d06048be99bd5667d0f7e53bbe 100644
--- a/env.sample
+++ b/env.sample
@@ -71,7 +71,7 @@ COMPOSE_PROFILES="core"
 # OPENTALK_CTRL_DATABASE__URL="postgres://postgres:password123@localhost:5432/opentalk"
 # OPENTALK_CTRL_DATABASE__MAX_CONNECTIONS="100"
 # OPENTALK_CTRL_HTTP__PORT="11311"
-OPENTALK_CTRL_KEYCLOAK__BASE_URL="https://$OT_DOMAIN/auth"
+OPENTALK_CTRL_KEYCLOAK__BASE_URL="https://accounts.$OT_DOMAIN/auth"
 # OPENTALK_CTRL_KEYCLOAK__REALM="$KC_REALM_NAME"
 # OPENTALK_CTRL_KEYCLOAK__CLIENT_ID="OtBackend"
 OPENTALK_CTRL_KEYCLOAK__CLIENT_SECRET="$KC_CLIENT_SECRET"