diff --git a/process/agents/reactions/common.ts b/process/agents/reactions/common.ts
index 0131524..7db5c25 100644
--- a/process/agents/reactions/common.ts
+++ b/process/agents/reactions/common.ts
@@ -114,6 +114,8 @@ export default function commonReactions(store: RootStore, apolloClient: ApolloCl
           $calculation.setElementOptions('selectDealerBroker', normalizeOptions([dealerBroker]));
           $calculation.setElementValue('selectDealerBroker', dealerBroker.value);
         }
+      } else {
+        $calculation.resetElement('selectDealerBroker');
       }
     }
   );