diff --git a/package/ndisc6/ndisc6.mk b/package/ndisc6/ndisc6.mk
index 719f85d5b2..257289da5f 100644
--- a/package/ndisc6/ndisc6.mk
+++ b/package/ndisc6/ndisc6.mk
@@ -9,6 +9,8 @@ NDISC6_SOURCE = ndisc6-$(NDISC6_VERSION).tar.bz2
 NDISC6_SITE = http://www.remlab.net/files/ndisc6/
 NDISC6_CONF_ENV = CC="$(TARGET_CC) -std=gnu99"
 NDISC6_CONF_OPT = --localstatedir=/var --disable-rpath --disable-suid-install
+NDISC6_LICENSE = GPLv2 or GPLv3
+NDISC6_LICENSE_FILES = COPYING
 
 ifeq ($(BR2_NEEDS_GETTEXT_IF_LOCALE),y)
 NDISC6_DEPENDENCIES += gettext