diff --git a/.changeset/silver-eels-own.md b/.changeset/silver-eels-own.md
new file mode 100644
index 0000000..76e1863
--- /dev/null
+++ b/.changeset/silver-eels-own.md
@@ -0,0 +1,5 @@
+---
+"astro-tunnel": minor
+---
+
+Update untun to 0.1.3 and add acceptCloudflareNotice option
diff --git a/README.md b/README.md
index fd5bdf0..fa73725 100644
--- a/README.md
+++ b/README.md
@@ -44,5 +44,7 @@ tunnel({
   protocol: 'http',
   // Whether to verify the local server TLS certificate. Defaults to false.
   verifyTLS: false,
+  // Whether to accept the Cloudflare terms of service. Defaults to false.
+  acceptCloudflareNotice: false,
 });
 ```
diff --git a/package.json b/package.json
index 15f3a98..0011170 100644
--- a/package.json
+++ b/package.json
@@ -30,7 +30,7 @@
     "typecheck": "tsc --noEmit"
   },
   "dependencies": {
-    "untun": "0.1.2"
+    "untun": "0.1.3"
   },
   "devDependencies": {
     "@biomejs/biome": "1.4.1",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index e7b51bb..daeb2e0 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -6,8 +6,8 @@ settings:
 
 dependencies:
   untun:
-    specifier: 0.1.2
-    version: 0.1.2
+    specifier: 0.1.3
+    version: 0.1.3
 
 devDependencies:
   '@biomejs/biome':
@@ -4625,8 +4625,8 @@ packages:
     engines: {node: '>= 4.0.0'}
     dev: true
 
-  /untun@0.1.2:
-    resolution: {integrity: sha512-wLAMWvxfqyTiBODA1lg3IXHQtjggYLeTK7RnSfqtOXixWJ3bAa2kK/HHmOOg19upteqO3muLvN6O/icbyQY33Q==}
+  /untun@0.1.3:
+    resolution: {integrity: sha512-4luGP9LMYszMRZwsvyUd9MrxgEGZdZuZgpVQHEEX0lCYFESasVRvZd0EYpCkOIbJKHMuv0LskpXc/8Un+MJzEQ==}
     hasBin: true
     dependencies:
       citty: 0.1.5
diff --git a/src/index.ts b/src/index.ts
index ce48c76..6f37742 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -12,6 +12,7 @@ export default function createAstroTunnelIntegration(
 		hostname: "localhost",
 		protocol: "http",
 		verifyTLS: false,
+		acceptCloudflareNotice: false,
 	},
 ): AstroIntegration {
 	return {