diff --git a/packages/vite/src/node/utils.ts b/packages/vite/src/node/utils.ts
index c80e45169bbaa0..4dd73fb47e6eee 100644
--- a/packages/vite/src/node/utils.ts
+++ b/packages/vite/src/node/utils.ts
@@ -532,7 +532,7 @@ export function isFileReadable(filename: string): boolean {
   }
 }
 
-const splitFirstDirRE = /(.+)?[\\/](.+)/
+const splitFirstDirRE = /(.+?)[\\/](.+)/
 
 /**
  * Delete every file and subdirectory. **The given directory must exist.**