diff --git a/go/keyset/json_io.go b/go/keyset/json_io.go
index 0badb4699e65db4cdde1cc9fde2b114788ef0e01..c79e654b56cf4eec6357f004630edbbe749361aa 100644
--- a/go/keyset/json_io.go
+++ b/go/keyset/json_io.go
@@ -73,7 +73,6 @@ func NewJSONWriter(w io.Writer) *JSONWriter {
 	return &JSONWriter{
 		w: w,
 		j: &jsonpb.Marshaler{
-			OrigName:     true, // snake-case the json fields to be compatible with Java
 			EmitDefaults: true,
 		},
 	}