diff --git a/redis.pb.go b/redis.pb.go
index f3a5c75..a7dcc9f 100644
--- a/redis.pb.go
+++ b/redis.pb.go
@@ -495,6 +495,7 @@ type RedisService interface {
 	LRpush(in *LSetRequest, out *LSetResponse) error
 	LRange(in *LRangeRequest, out *HGetListResponse) error
 	LLen(in *LLenRequest, out *LSetResponse) error
+	ReduceStock(in *SetRequest, out *SetResponse) error
 }
 
 // AcceptRedisServiceClient accepts connections on the listener and serves requests
@@ -620,6 +621,9 @@ func (c *RedisServiceClient) LRange(in *LRangeRequest, out *HGetListResponse) er
 func (c *RedisServiceClient) LLen(in *LLenRequest, out *LSetResponse) error {
 	return c.Call("RedisService.LLen", in, out)
 }
+func (c *RedisServiceClient) ReduceStock(in *SetRequest, out *SetResponse) error {
+	return c.Call("RedisService.ReduceStock", in, out)
+}
 
 // DialRedisService connects to an RedisService at the specified network address.
 func DialRedisService(network, addr string) (*RedisServiceClient, *rpc.Client, error) {
diff --git a/redis.proto b/redis.proto
index 75ec848..059e871 100644
--- a/redis.proto
+++ b/redis.proto
@@ -123,4 +123,5 @@ service RedisService {
     rpc LRpush(LSetRequest) returns (LSetResponse); //列表尾部增加值
     rpc LRange(LRangeRequest) returns (HGetListResponse); //列表尾部增加值
     rpc LLen(LLenRequest) returns (LSetResponse); //列表长度
+    rpc ReduceStock(SetRequest) returns(SetResponse);//扣减库存
 }
\ No newline at end of file