diff --git a/PREINSTALL.md b/PREINSTALL.md
index d1b5249..23b5ab2 100644
--- a/PREINSTALL.md
+++ b/PREINSTALL.md
@@ -1,4 +1,4 @@
-Use this extension to authenticate your users using passkeys within your firebsae project. Migrate existing users and sign up new users using the frictionless secure passwordless authentication.
+Use this extension to authenticate your users using passkeys within your firebase project. Migrate existing users and sign up new users using the frictionless secure passwordless authentication.
 
 #### Additional setup
 
@@ -15,4 +15,4 @@ To install an extension, your project must be on the [Blaze (pay as you go) plan
   - Cloud Firestore
   - Cloud Functions (Node.js 10+ runtime. [See FAQs](https://firebase.google.com/support/faq#extensions-pricing))
 - This extension also uses these services:
-  - [Justpass.me](https://www.justpass.me/). You must have a justpass.me account and you're responsible for any associated charges.
\ No newline at end of file
+  - [Justpass.me](https://www.justpass.me/). You must have a justpass.me account and you're responsible for any associated charges.