diff --git a/Dockerfile b/Dockerfile
index 74b362e..b4f3e73 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1 +1,4 @@
 FROM python:3.9-bullseye
+
+# trytond DB_CACHE requiere commandos `pg_dump` y `pg_restore`
+RUN apt-get update && apt-get install -y postgresql-client