diff --git a/netcard.go b/netcard.go
index 5225980..2766ad8 100644
--- a/netcard.go
+++ b/netcard.go
@@ -265,7 +265,6 @@ func (nc *NetCard) runWrite() {
 		if err != nil {
 			log.Panic(err)
 		}
-		zdec.Close()
 
 		dec := gob.NewDecoder(buf)
 		var bufs [][]byte
@@ -274,6 +273,8 @@ func (nc *NetCard) runWrite() {
 			log.Panic(err)
 		}
 
+		zdec.Close()
+
 		for _, buf := range bufs {
 			h := md5.New()
 			h.Write(buf)