ucspi.go | 2 +-

diff --git a/ucspi.go b/ucspi.go
index 105bae0e0d44131d2e0448eac3d21199a2f0a49f..a46113ab0bac135c29f9e2887034cd458fdcfd12 100644
--- a/ucspi.go
+++ b/ucspi.go
@@ -65,7 +65,7 @@ func (conn *UCSPIConn) Close() error {
 	if err := os.Stdin.Close(); err != nil {
 		return err
 	}
-	return os.Stdin.Close()
+	return os.Stdout.Close()
 }
 
 func (conn *UCSPIConn) LocalAddr() net.Addr {