diff --git a/src/schema.ts b/src/schema.ts
index dda3b70..df9bec1 100644
--- a/src/schema.ts
+++ b/src/schema.ts
@@ -1,5 +1,5 @@
 import * as mongoose from 'mongoose';
-import { Int32 } from 'mongoose-int32';
+import * as Int32 from 'mongoose-int32';
 
 const Schema = mongoose.Schema;