diff --git a/packages/next/src/build/utils.ts b/packages/next/src/build/utils.ts
index f3a74a59d170a..03c77b9e0be11 100644
--- a/packages/next/src/build/utils.ts
+++ b/packages/next/src/build/utils.ts
@@ -35,7 +35,7 @@ import {
 import getGzipSize from 'next/dist/compiled/gzip-size'
 import textTable from 'next/dist/compiled/text-table'
 import path from 'path'
-import { promises as fs } from 'fs'
+import { promises as fs, existsSync } from 'fs'
 import { isValidElementType } from 'next/dist/compiled/react-is'
 import stripAnsi from 'next/dist/compiled/strip-ansi'
 import browserslist from 'next/dist/compiled/browserslist'
@@ -1783,11 +1783,20 @@ export function getPossibleInstrumentationHookFilenames(
   extensions: string[]
 ) {
   const files = []
+  const srcDir = path.join(folder, 'src')
+  
+  const hasSrcDir = existsSync(srcDir)
+  
   for (const extension of extensions) {
-    files.push(
-      path.join(folder, `${INSTRUMENTATION_HOOK_FILENAME}.${extension}`),
-      path.join(folder, `src`, `${INSTRUMENTATION_HOOK_FILENAME}.${extension}`)
-    )
+    if (hasSrcDir) {
+      files.push(
+        path.join(folder, `src`, `${INSTRUMENTATION_HOOK_FILENAME}.${extension}`)
+      )
+    } else {
+      files.push(
+        path.join(folder, `${INSTRUMENTATION_HOOK_FILENAME}.${extension}`)
+      )
+    }
   }
 
   return files