diff --git a/index.js b/index.js
index b1c8fe5..5bd8ae0 100644
--- a/index.js
+++ b/index.js
@@ -85,7 +85,7 @@ const DB_PATH = process.env.KIRO_DB_PATH || (() => {
 
 function kiroOsName() {
   if (process.platform === "win32") return "windows";
-  if (process.platform === "darwin") return "mac";
+  if (process.platform === "darwin") return "macos";
   return "linux";
 }