diff --git a/packages/vite/src/node/server/environment.ts b/packages/vite/src/node/server/environment.ts
index 980f1d98f8f83f..3bedc2bdb3ba2d 100644
--- a/packages/vite/src/node/server/environment.ts
+++ b/packages/vite/src/node/server/environment.ts
@@ -208,7 +208,7 @@ export class DevEnvironment extends BaseEnvironment {
       this.pluginContainer.close(),
       this.depsOptimizer?.close(),
       // WebSocketServer is independent of HotChannel and should not be closed on environment close
-      isWebSocketServer in this.hot ? this.hot.close() : Promise.resolve(),
+      isWebSocketServer in this.hot ? Promise.resolve() : this.hot.close(),
       (async () => {
         while (this._pendingRequests.size > 0) {
           await Promise.allSettled(