diff --git a/Makefile b/Makefile
index c2d94d7..c6a5925 100644
--- a/Makefile
+++ b/Makefile
@@ -62,13 +62,17 @@ endif
 
 VOLUME_MOUNT ?= $(PWD)
 
+# http
 P1 ?= 6119
+# https
 P2 ?= 6120
+# metrics
+P3 ?= 6121
 
 ifneq (,$(EE))
-SHELL_PORTS := -p 0.0.0.0:$(P1):6119 -p 0.0.0.0:$(P2):6120
+SHELL_PORTS := -p 0.0.0.0:$(P1):6119 -p 0.0.0.0:$(P2):6120 -p 0.0.0.0:$(P3):6121
 else ifneq (,$(E))
-SHELL_PORTS := -p 127.0.0.1:$(P1):6119 -p 127.0.0.1:$(P2):6120
+SHELL_PORTS := -p 127.0.0.1:$(P1):6119 -p 127.0.0.1:$(P2):6120 -p 127.0.0.1:$(P3):6121
 else
 SHELL_PORTS :=
 endif
diff --git a/backend/server.js b/backend/server.js
index ca968a1..1e7b156 100644
--- a/backend/server.js
+++ b/backend/server.js
@@ -15,6 +15,7 @@ import { log, privilegedTeardown } from "./util.js";
 const host = process.env.HOST || "localhost";
 const port = parseInt(process.env.PORT || "") || 6119;
 const tlsPort = parseInt(process.env.TLS_PORT || "") || 6120;
+const metricsPort = parseInt(process.env.METRICS_PORT || "") || 6121;
 const useTLS = process.env.TLS ? true : false;
 const analyticsTag = (process.env.ANALYTICS_TAG || "").replace(
   /^'(.+)'$/,
@@ -23,17 +24,18 @@ const analyticsTag = (process.env.ANALYTICS_TAG || "").replace(
 
 promClient.collectDefaultMetrics();
 
+const metricsApp = express();
+metricsApp.get("/metrics", async (_, res) => {
+  res.contentType("text/plain; version=0.0.4");
+  res.send(await promClient.register.metrics());
+});
+
 const langs = await langsPromise;
 const app = express();
 
 app.set("query parser", (qs) => new URLSearchParams(qs));
 app.set("view engine", "ejs");
 
-app.get("/metrics", async (_, res) => {
-  res.contentType("text/plain; version=0.0.4");
-  res.send(await promClient.register.metrics());
-});
-
 app.get("/", (_, res) => {
   if (Object.keys(langs).length > 0) {
     res.render(path.resolve("frontend/pages/index"), {
@@ -148,3 +150,7 @@ if (useTLS) {
     console.log(`Listening on http://${host}:${port}`)
   );
 }
+
+metricsApp.listen(metricsPort, host, () =>
+  console.log(`Listening on http://${host}:${metricsPort}/metrics`)
+);
diff --git a/docker/runtime/Dockerfile b/docker/runtime/Dockerfile
index ac1118d..e659167 100644
--- a/docker/runtime/Dockerfile
+++ b/docker/runtime/Dockerfile
@@ -10,4 +10,5 @@ WORKDIR /src
 CMD ["bash"]
 EXPOSE 6119
 EXPOSE 6120
+EXPOSE 6121
 ENV HOST=0.0.0.0