diff --git a/tcp-cart-client.go b/tcp-cart-client.go
index 12714b2..47fb459 100644
--- a/tcp-cart-client.go
+++ b/tcp-cart-client.go
@@ -100,7 +100,7 @@ func (m *CartTCPClient) Call(messageType uint32, id CartId, responseType uint32,
 	select {
 	case ret := <-packetChan:
 		return ret, nil
-	case <-time.After(3 * time.Second):
+	case <-time.After(time.Second):
 		return nil, fmt.Errorf("timeout")
 	}
 }
diff --git a/tcp-client.go b/tcp-client.go
index 540ddc5..4d57572 100644
--- a/tcp-client.go
+++ b/tcp-client.go
@@ -104,7 +104,7 @@ func (m *TCPClient) Call(messageType uint32, responseType uint32, data []byte) (
 	select {
 	case ret := <-packetChan:
 		return ret, nil
-	case <-time.After(3 * time.Second):
+	case <-time.After(time.Second):
 		return nil, fmt.Errorf("timeout")
 	}
 }