diff --git a/immich/.env.dist b/immich/.env.dist
index cc1d2d8..592df17 100644
--- a/immich/.env.dist
+++ b/immich/.env.dist
@@ -3,6 +3,13 @@
 BIND_ADDRESS=127.0.0.1
 BIND_PORT=2283
 
+# Available modes: shared, internal
+# Shared allows to publish database ports on host which may be useful for a backup
+# Internal mode leave the database inside the stack network
+#DB_MODE=shared
+#DB_EXTERNAL_ADDRESS=127.0.0.1
+#DB_EXTERNAL_PORT=5430
+
 # The location where your uploaded files are stored
 UPLOAD_LOCATION=./library
 MODEL_CACHE_LOCATION=./model-cache
diff --git a/immich/docker-compose.yml b/immich/docker-compose.yml
index 593c7c3..9901e13 100644
--- a/immich/docker-compose.yml
+++ b/immich/docker-compose.yml
@@ -71,6 +71,9 @@ services:
   database:
     container_name: immich_postgres
     image: docker.io/tensorchord/pgvecto-rs:pg14-v0.2.0@sha256:90724186f0a3517cf6914295b5ab410db9ce23190a2d9d0b9dd6463e3fa298f0
+    extends:
+      file: 'share_db.yaml'
+      service: '${DB_MODE:-internal}' # set to one of [shared, internal]
     environment:
       POSTGRES_PASSWORD: '${DB_PASSWORD}'
       POSTGRES_USER: '${DB_USERNAME}'
diff --git a/immich/share_db.yaml b/immich/share_db.yaml
new file mode 100644
index 0000000..108424a
--- /dev/null
+++ b/immich/share_db.yaml
@@ -0,0 +1,6 @@
+services:
+  internal: {}
+
+  shared:
+    ports:
+      - '${DB_EXTERNAL_ADDRESS:-127.0.0.1}:${DB_EXTERNAL_PORT:-5430}:5432'
\ No newline at end of file