diff --git a/libc/kernel/uapi/linux/snmp.h b/libc/kernel/uapi/linux/snmp.h
index 75dea54..2a48541 100644
--- a/libc/kernel/uapi/linux/snmp.h
+++ b/libc/kernel/uapi/linux/snmp.h
@@ -250,6 +250,7 @@
   LINUX_MIB_TCPACKCOMPRESSED,
   LINUX_MIB_TCPZEROWINDOWDROP,
   LINUX_MIB_TCPRCVQDROP,
+  LINUX_MIB_TCPWQUEUETOOBIG,
   __LINUX_MIB_MAX
 };
 enum {