diff --git a/src/typescript.ts b/src/typescript.ts
index 0add9e0..4efda41 100644
--- a/src/typescript.ts
+++ b/src/typescript.ts
@@ -10,6 +10,8 @@ import Options from './options'
 
 function nameIsReservedKeyword (name: string): boolean {
     const reservedKeywords = [
+        'object',
+        'default',
         'string',
         'number',
         'package'