diff --git a/packages/vite/src/node/server/index.ts b/packages/vite/src/node/server/index.ts
index b61b37e5afdea0..1f06627505a54d 100644
--- a/packages/vite/src/node/server/index.ts
+++ b/packages/vite/src/node/server/index.ts
@@ -375,7 +375,7 @@ export async function createServer(
     async close() {
       process.off('SIGTERM', exitProcess)
 
-      if (process.env.CI !== 'true') {
+      if (!middlewareMode && process.env.CI !== 'true') {
         process.stdin.off('end', exitProcess)
       }
 
@@ -406,7 +406,7 @@ export async function createServer(
 
   process.once('SIGTERM', exitProcess)
 
-  if (process.env.CI !== 'true') {
+  if (!middlewareMode && process.env.CI !== 'true') {
     process.stdin.on('end', exitProcess)
   }