diff --git a/express/cli.ts b/express/cli.ts
index dcfa6f8..7f1c121 100644
--- a/express/cli.ts
+++ b/express/cli.ts
@@ -16,7 +16,7 @@ function parseListenAddress(listen: string | undefined): {
     port: number;
 } {
     const defaultHost = "127.0.0.1";
-    const defaultPort = 3000;
+    const defaultPort = 3500;
 
     if (!listen) {
         return { host: defaultHost, port: defaultPort };