diff --git a/deploy/docker-compose.yml b/deploy/docker-compose.yml
index 6864f05..16f57c4 100644
--- a/deploy/docker-compose.yml
+++ b/deploy/docker-compose.yml
@@ -25,7 +25,11 @@ services:
 
   nats:
     image: nats:2.10
-    command: "-config /nats_config.yml"
+    command: "-config /nats_config.conf"
     volumes:
-      - ./nats_config.yml:/nats_config.yml:ro
+      - ./nats_config.conf:/nats_config.conf:ro
+      - natsdata:/data
     restart: unless-stopped
+
+volumes:
+  natsdata:
diff --git a/deploy/nats_config.conf b/deploy/nats_config.conf
new file mode 100644
index 0000000..14b8d7d
--- /dev/null
+++ b/deploy/nats_config.conf
@@ -0,0 +1,8 @@
+jetstream: enabled
+max_payload: 4MB
+
+jetstream {
+  store_dir: /data
+  max_memory_store: 1GB
+  max_file_store: 10GB
+}
diff --git a/deploy/nats_config.yml b/deploy/nats_config.yml
deleted file mode 100644
index 96ee1b1..0000000
--- a/deploy/nats_config.yml
+++ /dev/null
@@ -1,2 +0,0 @@
-jetstream: enabled
-max_payload: 4MB