diff --git a/payapi-spec/consumeapi.yaml b/payapi-spec/consumeapi.yaml
index 80df543..1df2d8c 100644
--- a/payapi-spec/consumeapi.yaml
+++ b/payapi-spec/consumeapi.yaml
@@ -52,7 +52,7 @@
           $ref: 'definitions.yaml#/components/schemas/TransDate'
         transTime:
           $ref: 'definitions.yaml#/components/schemas/TransTime'
-        dlttype:
+        dtltype:
           type: string
           title: 交易类型
         amount: