diff --git a/src/expert-blame/expert-blame.service.ts b/src/expert-blame/expert-blame.service.ts
index 60c0f42..a033e59 100644
--- a/src/expert-blame/expert-blame.service.ts
+++ b/src/expert-blame/expert-blame.service.ts
@@ -599,7 +599,7 @@ export class ExpertBlameService {
 
       // Exclude mapped inquiry vehicle for both parties from response
       for (const party of parties) {
-        delete party.vehicle;
+        delete (party.vehicle as any).inquiry;
       }
 
       return doc;