diff --git a/wrangler.jsonc b/wrangler.jsonc
index 67da4a2..0f5a7d2 100644
--- a/wrangler.jsonc
+++ b/wrangler.jsonc
@@ -31,6 +31,7 @@
 	 * https://developers.cloudflare.com/workers/wrangler/configuration/#environment-variables
 	 */
 	"vars": {
+		"R2_ENDPOINT": "https://b58c5c3badb9bc2e8c8adb1f6325c461.r2.cloudflarestorage.com",
 		"R2_BUCKET": "experiment",
 		"COS_GLOBAL_ENDPOINT": "https://cos.accelerate.myqcloud.com",
 		"COS_GLOBAL_REGION": "accelerate",