diff --git a/specification/docs/system-design.md b/specification/docs/system-design.md
index 07012c5..975baec 100644
--- a/specification/docs/system-design.md
+++ b/specification/docs/system-design.md
@@ -25,6 +25,7 @@ Proposal --> Bench
 Proposal --> Reputation
 Work --> Reputation
 Work --> Bench
+Work --> Rollup
 Work --> Proposal
 Forum --> Reputation
 Bench --> Forum