diff --git a/.env.template b/.env.template
index f23de07..1c49c10 100644
--- a/.env.template
+++ b/.env.template
@@ -8,5 +8,5 @@ MQTT_PORT=1883
 MQTT_USER=
 MQTT_PASSWORD=
 
-# The HTTP server port to publish the prometheus /metrics route on, defaults to 3000
+# The HTTP server port to publish the prometheus /metrics route on, defaults to 8080
 HTTP_PORT=3000
diff --git a/.node-version b/.node-version
index 86d4688..8fdd954 100644
--- a/.node-version
+++ b/.node-version
@@ -1 +1 @@
-20.2.0
+22
\ No newline at end of file
diff --git a/docker-compose.yaml b/docker-compose.yaml
index b91aa39..89e2d5b 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -1,7 +1,7 @@
 version: "3.7"
 services:
   gateway:
-    image: node:18-alpine
+    image: node:22-alpine
     volumes:
       - ./:/app
     working_dir: /app