diff --git a/src/state/queries/starter-packs.ts b/src/state/queries/starter-packs.ts
index bbc5d8b4e7..63e18761bc 100644
--- a/src/state/queries/starter-packs.ts
+++ b/src/state/queries/starter-packs.ts
@@ -125,7 +125,7 @@ export function useReferenceListOptOutMutation({
           if (error) return false
 
           const observedOptOut =
-            value.starterPack.list?.viewer?.referenceListOptOut
+            value?.starterPack.list?.viewer?.referenceListOptOut
 
           // AppView ignores duplicate records and continues to expose the URI
           // of the record it indexed first. Treat that viewer state as the