diff --git a/networking/udhcp/dhcpc.h b/networking/udhcp/dhcpc.h
index fba747f..6bef562 100644
--- a/networking/udhcp/dhcpc.h
+++ b/networking/udhcp/dhcpc.h
@@ -1,4 +1,7 @@
 /* vi: set sw=4 ts=4: */
+/*
+ * Licensed under GPLv2, see file LICENSE in this tarball for details.
+ */
 #ifndef UDHCP_DHCPC_H
 #define UDHCP_DHCPC_H 1