diff --git a/src/types.ts b/src/types.d.ts
similarity index 98%
rename from src/types.ts
rename to src/types.d.ts
index 502748c..d5d27d4 100644
--- a/src/types.ts
+++ b/src/types.d.ts
@@ -46,7 +46,7 @@ export enum FieldRepetitionType {
   REPEATED = 2,
 }
 
-enum ConvertedType {
+export enum ConvertedType {
   UTF8 = 0,
   MAP = 1,
   MAP_KEY_VALUE = 2,