diff --git a/packages/vite/src/node/server/ws.ts b/packages/vite/src/node/server/ws.ts
index af6b20b0434241..fa6f2b1cdeb25c 100644
--- a/packages/vite/src/node/server/ws.ts
+++ b/packages/vite/src/node/server/ws.ts
@@ -160,7 +160,12 @@ export function createWebSocketServer(
   })
 
   wss.on('error', (e: Error & { code: string }) => {
-    if (e.code !== 'EADDRINUSE') {
+    if (e.code === 'EADDRINUSE') {
+      config.logger.error(
+        colors.red(`WebSocket server error: Port is already in use`),
+        { error: e }
+      )
+    } else {
       config.logger.error(
         colors.red(`WebSocket server error:\n${e.stack || e.message}`),
         { error: e }