diff --git a/apps/api/src/app/order/order.service.ts b/apps/api/src/app/order/order.service.ts
index b3f27c221..875e544cb 100644
--- a/apps/api/src/app/order/order.service.ts
+++ b/apps/api/src/app/order/order.service.ts
@@ -178,7 +178,7 @@ export class OrderService {
         .plus(data.fee)
         .toNumber();
 
-      if (data.type === 'BUY') {
+      if (data.type === 'BUY' || data.type === 'DRIP') {
         amount = new Big(amount).mul(-1).toNumber();
       }