diff --git a/packages/nitro/src/build.ts b/packages/nitro/src/build.ts
index 4db4b9908..daeeb241f 100644
--- a/packages/nitro/src/build.ts
+++ b/packages/nitro/src/build.ts
@@ -177,10 +177,7 @@ function startRollupWatcher (nitroContext: NitroContext) {
 async function _watch (nitroContext: NitroContext) {
   let watcher = startRollupWatcher(nitroContext)
 
-  const serverDirs = [
-    ...nitroContext._layers.map(layer => layer.serverDir),
-    nitroContext._nuxt.serverDir
-  ]
+  const serverDirs = nitroContext._layers.map(layer => layer.serverDir)
 
   nitroContext.scannedMiddleware = (
     await Promise.all(serverDirs.map(async dir => await scanMiddleware(dir,