diff --git a/hosting/docker/webapp/docker-compose.yml b/hosting/docker/webapp/docker-compose.yml
index 5b3968d11..1935ad5ed 100644
--- a/hosting/docker/webapp/docker-compose.yml
+++ b/hosting/docker/webapp/docker-compose.yml
@@ -50,6 +50,7 @@ services:
       APP_LOG_LEVEL: info
       DEV_OTEL_EXPORTER_OTLP_ENDPOINT: ${DEV_OTEL_EXPORTER_OTLP_ENDPOINT:-http://localhost:8030/otel}
       DEPLOY_REGISTRY_HOST: ${DOCKER_REGISTRY_URL:-localhost:5000}
+      DEPLOY_REGISTRY_NAMESPACE: ${DOCKER_REGISTRY_NAMESPACE:-trigger}
       OBJECT_STORE_BASE_URL: ${OBJECT_STORE_BASE_URL:-http://minio:9000}
       OBJECT_STORE_ACCESS_KEY_ID: ${OBJECT_STORE_ACCESS_KEY_ID}
       OBJECT_STORE_SECRET_ACCESS_KEY: ${OBJECT_STORE_SECRET_ACCESS_KEY}