diff --git a/tc-headers.patch b/tc-headers.patch
index 8e2e0f8..7f6a63d 100644
--- a/tc-headers.patch
+++ b/tc-headers.patch
@@ -1,3 +1,8 @@
+From: Andreas Schwab <schwab@suse.de>
+Date: Mon, 31 Jul 2017 12:24:30 +0000
+
+add missing header
+
 Index: iproute2-4.11.0/tc/tc_core.c
 ===================================================================
 --- iproute2-4.11.0.orig/tc/tc_core.c