diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h
index f824113..713eb5e 100644
--- a/include/linux/ipv6.h
+++ b/include/linux/ipv6.h
@@ -177,6 +177,7 @@
 #endif
 #endif
 	__s32		proxy_ndp;
+	__s32		accept_source_route;
 	void		*sysctl;
 };
 
@@ -205,6 +206,8 @@
 	DEVCONF_RTR_PROBE_INTERVAL,
 	DEVCONF_ACCEPT_RA_RT_INFO_MAX_PLEN,
 	DEVCONF_PROXY_NDP,
+	__DEVCONF_OPTIMISTIC_DAD,
+	DEVCONF_ACCEPT_SOURCE_ROUTE,
 	DEVCONF_MAX
 };
 
diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h
index 2c5fb38..9a8970b 100644
--- a/include/linux/sysctl.h
+++ b/include/linux/sysctl.h
@@ -580,6 +580,7 @@
 	NET_IPV6_RTR_PROBE_INTERVAL=21,
 	NET_IPV6_ACCEPT_RA_RT_INFO_MAX_PLEN=22,
 	NET_IPV6_PROXY_NDP=23,
+	NET_IPV6_ACCEPT_SOURCE_ROUTE=25,
 	__NET_IPV6_MAX
 };