diff --git a/libc/kernel/uapi/linux/fuse.h b/libc/kernel/uapi/linux/fuse.h
index 4f0d6d3..f98296c 100644
--- a/libc/kernel/uapi/linux/fuse.h
+++ b/libc/kernel/uapi/linux/fuse.h
@@ -587,4 +587,5 @@
   uint64_t dummy4;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 };
+#define FUSE_DEV_IOC_CLONE _IOR(229, 0, uint32_t)
 #endif