diff --git a/libc/kernel/uapi/linux/incrementalfs.h b/libc/kernel/uapi/linux/incrementalfs.h
index 622a998..0804cc2 100644
--- a/libc/kernel/uapi/linux/incrementalfs.h
+++ b/libc/kernel/uapi/linux/incrementalfs.h
@@ -171,6 +171,8 @@
   __u64 time_us_out;
   __u32 page_out;
   __u32 errno_out;
-  __u64 reserved;
+  __u32 uid_out;
+  __u32 reserved1;
+  __u64 reserved2;
 };
 #endif