diff --git a/packages/zoe/src/contractSupport/topics.js b/packages/zoe/src/contractSupport/topics.js
index a0f9ce226d9a..b2a93d83bb9f 100644
--- a/packages/zoe/src/contractSupport/topics.js
+++ b/packages/zoe/src/contractSupport/topics.js
@@ -42,6 +42,12 @@ export const TopicsRecordShape = M.recordOf(M.string(), PublicTopicShape);
  * }} TopicsRecord
  */
 
+/**
+ * @typedef {{
+ *   [topicName: string]: ResolvedPublicTopic<unknown>,
+ * }} ResolvedTopicsRecord
+ */
+
 /**
  * @template T
  * @param {string} description