diff --git a/isisd/isis_tlvs.h b/isisd/isis_tlvs.h
index ec3f5897a2..11f4f3fad7 100644
--- a/isisd/isis_tlvs.h
+++ b/isisd/isis_tlvs.h
@@ -377,6 +377,7 @@ enum isis_tlv_context {
 	ISIS_CONTEXT_SUBTLV_IP_REACH,
 	ISIS_CONTEXT_SUBTLV_IPV6_REACH,
 	ISIS_CONTEXT_SUBTLV_SRV6_LOCATOR,
+	ISIS_CONTEXT_SUBSUBTLV_SRV6_END_SID,
 	ISIS_CONTEXT_MAX,
 };