diff --git a/libc/kernel/uapi/linux/fcntl.h b/libc/kernel/uapi/linux/fcntl.h
index 05393d5..5ca840b 100644
--- a/libc/kernel/uapi/linux/fcntl.h
+++ b/libc/kernel/uapi/linux/fcntl.h
@@ -65,4 +65,5 @@
 #define AT_STATX_FORCE_SYNC 0x2000
 #define AT_STATX_DONT_SYNC 0x4000
 #define AT_RECURSIVE 0x8000
+#define AT_HANDLE_FID AT_REMOVEDIR
 #endif