diff --git a/README.md b/README.md
index 08ed7ddc..8357f05b 100644
--- a/README.md
+++ b/README.md
@@ -1,8 +1,8 @@
-# [TwitterBio.com](https://www.twitterbio.com/)
+# [twitterbio.io](https://www.twitterbio.io/)
 
 This project generates Twitter bios for you using AI.
 
-[![Twitter Bio Generator](./public/screenshot.png)](https://www.twitterbio.com)
+[![Twitter Bio Generator](./public/screenshot.png)](https://www.twitterbio.io)
 
 ## How it works
 
diff --git a/components/Header.tsx b/components/Header.tsx
index 1562b1e3..8f2670ac 100644
--- a/components/Header.tsx
+++ b/components/Header.tsx
@@ -13,7 +13,7 @@ export default function Header() {
           height={32}
         />
         <h1 className="sm:text-4xl text-2xl font-bold ml-2 tracking-tight">
-          twitterBio.com
+          twitterbio.io
         </h1>
       </Link>
       <a
diff --git a/pages/_document.tsx b/pages/_document.tsx
index 773abc7f..bf326552 100644
--- a/pages/_document.tsx
+++ b/pages/_document.tsx
@@ -10,7 +10,7 @@ class MyDocument extends Document {
             name="description"
             content="Generate your next Twitter bio in seconds."
           />
-          <meta property="og:site_name" content="twitterbio.com" />
+          <meta property="og:site_name" content="twitterbio.io" />
           <meta
             property="og:description"
             content="Generate your next Twitter bio in seconds."
@@ -24,11 +24,11 @@ class MyDocument extends Document {
           />
           <meta
             property="og:image"
-            content="https://twitterbio.com/og-image.png"
+            content="https://twitterbio.io/og-image.png"
           />
           <meta
             name="twitter:image"
-            content="https://twitterbio.com/og-image.png"
+            content="https://twitterbio.io/og-image.png"
           />
         </Head>
         <body>
