diff --git a/wrangler.toml b/wrangler.toml
index 6a042ad..9a18396 100644
--- a/wrangler.toml
+++ b/wrangler.toml
@@ -1,4 +1,7 @@
 #:schema node_modules/wrangler/config-schema.json
 name = "yukky-sandbox"
 compatibility_date = "2024-09-02"
-pages_build_output_dir = "./dist"
\ No newline at end of file
+pages_build_output_dir = "./dist"
+
+[vars]
+BUN_VERSION = "1.1.27"