diff --git a/libc/kernel/uapi/linux/ila.h b/libc/kernel/uapi/linux/ila.h
index a5af23a..75de8eb 100644
--- a/libc/kernel/uapi/linux/ila.h
+++ b/libc/kernel/uapi/linux/ila.h
@@ -39,6 +39,7 @@
   ILA_CMD_ADD,
   ILA_CMD_DEL,
   ILA_CMD_GET,
+  ILA_CMD_FLUSH,
   __ILA_CMD_MAX,
 };
 #define ILA_CMD_MAX (__ILA_CMD_MAX - 1)