diff --git a/wrangler.toml b/wrangler.toml
index f1387a2..467ce77 100644
--- a/wrangler.toml
+++ b/wrangler.toml
@@ -16,8 +16,8 @@ compatibility_flags = ["nodejs_compat"]
 # - https://developers.cloudflare.com/workers/wrangler/configuration/#environment-variables
 # Note: Use secrets to store sensitive data.
 # - https://developers.cloudflare.com/workers/configuration/secrets/
-# [vars]
-# MY_VARIABLE = "production_value"
+[vars]
+KEY_PREFIX = ""
 
 # Bind the Workers AI model catalog. Run machine learning models, powered by serverless GPUs, on Cloudflare’s global network
 # Docs: https://developers.cloudflare.com/workers/wrangler/configuration/#workers-ai
@@ -91,9 +91,9 @@ compatibility_flags = ["nodejs_compat"]
 
 # Bind an R2 Bucket. Use R2 to store arbitrarily large blobs of data, such as files.
 # Docs: https://developers.cloudflare.com/workers/wrangler/configuration/#r2-buckets
-# [[r2_buckets]]
-# binding = "MY_BUCKET"
-# bucket_name = "my-bucket"
+[[r2_buckets]]
+binding = "EXP_DATA"
+bucket_name = "test"
 
 # Bind another Worker service. Use this binding to call another Worker without network overhead.
 # Docs: https://developers.cloudflare.com/workers/wrangler/configuration/#service-bindings