diff --git a/packages/cli/src/dev.mjs b/packages/cli/src/dev.mjs
index 4309f9ec3a..f40c2f0587 100755
--- a/packages/cli/src/dev.mjs
+++ b/packages/cli/src/dev.mjs
@@ -53,6 +53,7 @@ const env = {
   API_SERVER_PROFILE: dev.server,
   PATH: process.env.PATH,
   NODE_ENV: 'development',
+  PORT: 8080,
 };
 
 if (dev.debugBlockSuite) {