diff --git a/apps/web/process/supplier-agent/lib/create-reactions.ts b/apps/web/process/supplier-agent/lib/create-reactions.ts
index 281676b..a41bd85 100644
--- a/apps/web/process/supplier-agent/lib/create-reactions.ts
+++ b/apps/web/process/supplier-agent/lib/create-reactions.ts
@@ -65,6 +65,8 @@ export function fillAgentRewardReaction(
         $calculation
           .element(rewardConditionField)
           .setOptions(normalizeOptions(evo_reward_conditions));
+      } else {
+        $calculation.element(rewardConditionField).reset();
       }
     }
   );
@@ -125,10 +127,10 @@ export function fillAgentRewardSummReaction(
   reaction(
     () => $calculation.element(rewardConditionField).getValue(),
     (rewardConditionId) => {
-      if (!rewardConditionId) {
-        $calculation.element(rewardSummField).block();
-      } else {
+      if (rewardConditionId) {
         $calculation.element(rewardSummField).unblock();
+      } else {
+        $calculation.element(rewardSummField).block();
       }
     }
   );