diff --git a/libc/kernel/uapi/linux/snmp.h b/libc/kernel/uapi/linux/snmp.h
index 3ec299a..c114544 100644
--- a/libc/kernel/uapi/linux/snmp.h
+++ b/libc/kernel/uapi/linux/snmp.h
@@ -252,6 +252,8 @@
   LINUX_MIB_TCPRCVQDROP,
   LINUX_MIB_TCPWQUEUETOOBIG,
   LINUX_MIB_TCPFASTOPENPASSIVEALTKEY,
+  LINUX_MIB_TCPTIMEOUTREHASH,
+  LINUX_MIB_TCPDUPLICATEDATAREHASH,
   __LINUX_MIB_MAX
 };
 enum {