diff --git a/libc/kernel/uapi/linux/snmp.h b/libc/kernel/uapi/linux/snmp.h
index d98f39e..e3d6ee3 100644
--- a/libc/kernel/uapi/linux/snmp.h
+++ b/libc/kernel/uapi/linux/snmp.h
@@ -259,6 +259,7 @@
   LINUX_MIB_TCPDSACKIGNOREDDUBIOUS,
   LINUX_MIB_TCPMIGRATEREQSUCCESS,
   LINUX_MIB_TCPMIGRATEREQFAILURE,
+  LINUX_MIB_TCPPLBREHASH,
   __LINUX_MIB_MAX
 };
 enum {