diff --git a/fs/vfs/fs_select.c b/fs/vfs/fs_select.c
index 8a9cd9ae607..660607439df 100644
--- a/fs/vfs/fs_select.c
+++ b/fs/vfs/fs_select.c
@@ -49,6 +49,7 @@
 #include <debug.h>
 
 #include <nuttx/kmalloc.h>
+#include <nuttx/pthread.h>
 #include <nuttx/fs/fs.h>
 
 #include "inode/inode.h"