diff --git a/book/src/SUMMARY.md b/book/src/SUMMARY.md
index 991589ad77..90e8eef410 100644
--- a/book/src/SUMMARY.md
+++ b/book/src/SUMMARY.md
@@ -1,7 +1,7 @@
 # Summary
 
 * [Introduction](./intro.md)
-* [Become a Validator](./become-a-validator.md)
+* [Become an Altona Validator](./become-a-validator.md)
     * [Using Docker](./become-a-validator-docker.md)
     * [Building from Source](./become-a-validator-source.md)
 * [Installation](./installation.md)
diff --git a/book/src/become-a-validator.md b/book/src/become-a-validator.md
index 29b04da6e3..e447297b65 100644
--- a/book/src/become-a-validator.md
+++ b/book/src/become-a-validator.md
@@ -1,12 +1,11 @@
-# Become an Ethereum 2.0 Testnet Validator on Witti
+# Become an Ethereum 2.0 Testnet Validator on Altona
 
-Running a Lighthouse validator on the [Witti](https://github.com/goerli/witti)
+Running a Lighthouse validator on the [Altona](https://github.com/goerli/altona)
 multi-client testnet is easy if you're familiar with the terminal.
 
 Lighthouse runs on Linux, MacOS and Windows and has a Docker work-flow to make
 things as simple as possible.
 
-
 ## 0. Acquire Goerli ETH
 Before you install Lighthouse, you'll need [Metamask](https://metamask.io/) and 3.2 gETH
 (Goerli ETH). We recommend the [mudit.blog