diff --git a/util/metautils/nicemd.go b/util/metautils/nicemd.go
index <HASH>..<HASH> 100644
--- a/util/metautils/nicemd.go
+++ b/util/metautils/nicemd.go
@@ -10,7 +10,7 @@ import (
 	"google.golang.org/grpc/metadata"
 )
 
-// NiceMD is a convenience wrapper definiting extra functions on the metadata.
+// NiceMD is a convenience wrapper defining extra functions on the metadata.
 type NiceMD metadata.MD
 
 // ExtractIncoming extracts an inbound metadata from the server-side context.
@@ -61,7 +61,7 @@ func (m NiceMD) Clone(copiedKeys ...string) NiceMD {
 		newMd[k] = make([]string, len(vv))
 		copy(newMd[k], vv)
 	}
-	return NiceMD(newMd)
+	return newMd
 }
 
 // ToOutgoing sets the given NiceMD as a client-side context for dispatching.
fix typo in nicemd (#<I>)