diff --git a/lib/plugins/package/lib/zipService.js b/lib/plugins/package/lib/zipService.js
index 11a8e7673..2cf70b8d0 100644
--- a/lib/plugins/package/lib/zipService.js
+++ b/lib/plugins/package/lib/zipService.js
@@ -51,8 +51,8 @@ module.exports = {
       }
     });
 
-    const platformName = ['UNIX', 'DOS'].indexOf(process.platform) !== -1 ? process.platform :
-      'UNIX';
+    const platformName = ['UNIX', 'DOS', 'win32'].indexOf(process.platform) !== -1 ?
+      process.platform : 'UNIX';
 
     return zip.generateAsync({
       type: 'nodebuffer',