diff --git a/Cargo.toml b/Cargo.toml
index de75a41..cd4c62c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -16,7 +16,7 @@ default = ["console_error_panic_hook"]
 
 [dependencies]
 cfg-if = "1.0.0"
-worker = "0.3.2"
+worker = "0.4.2"
 serde_json = "1.0"
 wasm-timer = "0.2.5"
 
diff --git a/README.md b/README.md
index 0e14028..8be956e 100644
--- a/README.md
+++ b/README.md
@@ -16,7 +16,7 @@ npm install -g wrangler
 
 ## Deployment
 
-The project is built and deployed to the [test environment](https://test-id.a1ecbr0wn.workers.dev/) every time it is pushed via the `build.yml` github worflow, but it can also be deployed manually to the [dev environment](https://dev-id.a1ecbr0wn.workers.dev) if you have [`wrangler` installed](https://developers.cloudflare.com/workers/get-started/guide/#1-install-wrangler-workers-cli) by running:
+The project is built and deployed to the [test environment](https://test-id.br0wn.workers.dev/) every time it is pushed via the `build.yml` github worflow, but it can also be deployed manually to the [dev environment](https://dev-id.a1ecbr0wn.workers.dev) if you have [`wrangler` installed](https://developers.cloudflare.com/workers/get-started/guide/#1-install-wrangler-workers-cli) by running:
 
 ```sh
 wrangler deploy --env=test