diff --git a/Nimbus-Roadmap.md b/Nimbus-Roadmap.md
index b250e7a..9ab75b2 100644
--- a/Nimbus-Roadmap.md
+++ b/Nimbus-Roadmap.md
@@ -101,6 +101,10 @@ tasks are specified in the same level of detail.
   discovery protocol in development, which allow the nodes to advertise
   alternative connection methods (ENR):
 
+  Version 5 of the protocol also allows the discovery of nodes with certain
+  capabilities:
+  - https://github.com/fjl/p2p-drafts/blob/master/discv5-topics.md
+
   - https://github.com/ethereum/go-ethereum/tree/master/p2p/discv5
   - https://github.com/fjl/EIPs/blob/f80eb12f22f178c81dc2a6de4be0c73cd302b73b/EIPS/eip-778.md