diff --git a/docs/book/src/topics/prerequisites.md b/docs/book/src/topics/prerequisites.md
index a1edeec07..f18b96bf3 100644
--- a/docs/book/src/topics/prerequisites.md
+++ b/docs/book/src/topics/prerequisites.md
@@ -61,7 +61,7 @@ To create and manage clusters, this infrastructure provider uses a service accou
 
 From your cloud console, follow [these instructions](https://cloud.google.com/iam/docs/creating-managing-service-accounts#creating) to create a new service account with `Editor` permissions.
 
-If you plan yo use GKE the the service account will also need the `iam.serviceAccountTokenCreator` role.
+If you plan to use GKE the service account will also need the `iam.serviceAccountTokenCreator` role.
 
 Afterwards, generate a JSON Key and store it somewhere safe.