diff --git a/handler/meter/meter.go b/handler/meter/meter.go
index f23c9d5..996a31a 100644
--- a/handler/meter/meter.go
+++ b/handler/meter/meter.go
@@ -89,9 +89,8 @@ func (h *Handler) Metrics(ctx context.Context, req *codecpb.Frame, rsp *codecpb.
 
 	w := io.Writer(buf)
 
-	if md, ok := metadata.FromIncomingContext(ctx); gzipAccepted(md) && ok {
-		md.Set(contentEncodingHeader, "gzip")
-		ctx = metadata.NewOutgoingContext(ctx, md)
+	if md, ok := metadata.FromOutgoingContext(ctx); gzipAccepted(md) && ok {
+		md.Set(contentEncodingHeader, "gzip"))
 		gz := gzipPool.Get().(*gzip.Writer)
 		defer gzipPool.Put(gz)