diff --git a/contrib/backends/srndv2/src/srnd/message.go b/contrib/backends/srndv2/src/srnd/message.go
index ef92378..948caca 100644
--- a/contrib/backends/srndv2/src/srnd/message.go
+++ b/contrib/backends/srndv2/src/srnd/message.go
@@ -361,7 +361,11 @@ func (self *nntpArticle) Headers() ArticleHeaders {
 }
 
 func (self *nntpArticle) MIMEHeader() textproto.MIMEHeader {
-	return textproto.MIMEHeader(self.headers)
+	h := make(textproto.MIMEHeader)
+	for k, v := range self.headers {
+		h[k] = v
+	}
+	return h
 }
 
 func (self *nntpArticle) AppendPath(part string) NNTPMessage {
diff --git a/contrib/backends/srndv2/src/srnd/store.go b/contrib/backends/srndv2/src/srnd/store.go
index 500a1dc..6ebd484 100644
--- a/contrib/backends/srndv2/src/srnd/store.go
+++ b/contrib/backends/srndv2/src/srnd/store.go
@@ -453,7 +453,7 @@ func (self *articleStore) ProcessMessage(wr io.Writer, msg io.Reader, spamfilter
 		pr_in.Close()
 	}()
 	go func() {
-		var buff [65636]byte
+		var buff [65536]byte
 		_, e := io.CopyBuffer(pw_in, msg, buff[:])
 		if e != nil {
 			log.Println("failed to read entire message", e)