diff --git a/package.json b/package.json
index 74970741..3f74416f 100644
--- a/package.json
+++ b/package.json
@@ -51,7 +51,7 @@
     "moment": "^2.30.1",
     "prettier": "^3.7.4",
     "sort-object-keys": "^2.0.1",
-    "tsdown": "^0.19.0-beta.3",
+    "tsdown": "^0.20.0-beta.3",
     "typescript": "^5.9.3",
     "unplugin-macros": "^0.18.6",
     "vitest": "^4.0.15"