diff --git a/CHANGELOG.md b/CHANGELOG.md
index f958dd1d..f63ee620 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,8 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 The default `docker-compose.yml` file has been updated to provide sensible defaults for self-hosted production environments. This should not break existing setups, but it's recommended to review your `docker-compose.yml` file and update it accordingly.
 
+You can now set `RAILS_ENV` environment variable to `production` to run Dawarich in production mode.
+
 ## Added
 
 - Selection tool on the map now can select points that user can delete in bulk. #433
diff --git a/docker/docker-compose.yml b/docker/docker-compose.yml
index bc9d0e94..a374b413 100644
--- a/docker/docker-compose.yml
+++ b/docker/docker-compose.yml
@@ -74,7 +74,7 @@ services:
       PROMETHEUS_EXPORTER_ENABLED: ${PROMETHEUS_EXPORTER_ENABLED:-"false"}
       PROMETHEUS_EXPORTER_HOST: ${PROMETHEUS_EXPORTER_HOST:-0.0.0.0}
       PROMETHEUS_EXPORTER_PORT: ${PROMETHEUS_EXPORTER_PORT:-9394}
-      SECRET_KEY_BASE: ${SECRET_KEY_BASE:-}
+      SECRET_KEY_BASE: ${SECRET_KEY_BASE:-"CHANGE_ME"}
       RAILS_LOG_TO_STDOUT: ${RAILS_LOG_TO_STDOUT:-"true"}
       SELF_HOSTED: ${SELF_HOSTED:-"true"}
       STORE_GEODATA: ${STORE_GEODATA:-"true"}
@@ -130,7 +130,7 @@ services:
       PROMETHEUS_EXPORTER_ENABLED: ${PROMETHEUS_EXPORTER_ENABLED:-"false"}
       PROMETHEUS_EXPORTER_HOST: ${PROMETHEUS_EXPORTER_HOST_SIDEKIQ:-dawarich_app}
       PROMETHEUS_EXPORTER_PORT: ${PROMETHEUS_EXPORTER_PORT:-9394}
-      SECRET_KEY_BASE: ${SECRET_KEY_BASE:-}
+      SECRET_KEY_BASE: ${SECRET_KEY_BASE:-"CHANGE_ME"}
       RAILS_LOG_TO_STDOUT: ${RAILS_LOG_TO_STDOUT:-"true"}
       SELF_HOSTED: ${SELF_HOSTED:-"true"}
       STORE_GEODATA: ${STORE_GEODATA:-"true"}