diff --git a/javascript/routejs-uwebsocket/app.js b/javascript/routejs-uwebsocket/app.js
index 09fdb5561f7..f16a50fa6f8 100644
--- a/javascript/routejs-uwebsocket/app.js
+++ b/javascript/routejs-uwebsocket/app.js
@@ -12,10 +12,11 @@ app
   .post("/user", (req, res) => res.end(""))
   .use((req, res) => res.writeStatus("404").end(""));
 
+const handler = app.handler();
+
 uWS
   .App()
   .any("/*", (res, req) => {
-    const handler = app.handler();
     handler(req, res);
   })
   .listen(3000, () => {
diff --git a/javascript/routejs-uwebsocket/package.json b/javascript/routejs-uwebsocket/package.json
index 53d637fcca2..aaa01a309d3 100644
--- a/javascript/routejs-uwebsocket/package.json
+++ b/javascript/routejs-uwebsocket/package.json
@@ -1,7 +1,7 @@
 {
   "dependencies": {
     "@routejs/router": "~2.1.0",
-    "uWebSockets.js": "github:uNetworking/uWebSockets.js#v20.20.0"
+    "uWebSockets.js": "github:uNetworking/uWebSockets.js#v20.23.0"
   },
   "type": "module"
 }
diff --git a/javascript/sifrr/package.json b/javascript/sifrr/package.json
index 1d9828f4d0a..94ac5624eb5 100644
--- a/javascript/sifrr/package.json
+++ b/javascript/sifrr/package.json
@@ -2,6 +2,6 @@
   "dependencies": {
     "@sifrr/server": "~0.0.6",
     "graphql": "*",
-    "uWebSockets.js": "github:uNetworking/uWebSockets.js#v20.20.0"
+    "uWebSockets.js": "github:uNetworking/uWebSockets.js#v20.23.0"
   }
 }
diff --git a/javascript/uwebsockets/app.js b/javascript/uwebsockets/app.js
new file mode 100644
index 00000000000..939c543c4e1
--- /dev/null
+++ b/javascript/uwebsockets/app.js
@@ -0,0 +1,19 @@
+import uWS from "uWebSockets.js";
+
+uWS
+  .App()
+  .get("/", (res, req) => {
+    res.end();
+  })
+  .get("/user/:id", (res, req) => {
+    res.end(req.getParameter(0));
+  })
+  .post("/user", (res, req) => {
+    res.end()
+  })
+  .any("/*", (res, req) => {
+    res.writeStatus("404").end();
+  })
+  .listen(3000, () => {
+    console.log("Server started on port 3000");
+  });
diff --git a/javascript/uwebsockets/config.yaml b/javascript/uwebsockets/config.yaml
new file mode 100644
index 00000000000..f54b323d79c
--- /dev/null
+++ b/javascript/uwebsockets/config.yaml
@@ -0,0 +1,9 @@
+framework:
+  website: github.com/uNetworking/uWebSockets.js
+  version: 20.23.0
+
+build_deps:
+  - git # required by uWebSockets.js
+
+bin_deps:
+  - gcompat # required by uWebSockets.js
diff --git a/javascript/uwebsockets/package.json b/javascript/uwebsockets/package.json
new file mode 100644
index 00000000000..3aea1defe2c
--- /dev/null
+++ b/javascript/uwebsockets/package.json
@@ -0,0 +1,6 @@
+{
+  "dependencies": {
+    "uWebSockets.js": "github:uNetworking/uWebSockets.js#v20.23.0"
+  },
+  "type": "module"
+}