diff --git a/static/usage.html b/static/usage.html
index 754225dd..95b07df1 100644
--- a/static/usage.html
+++ b/static/usage.html
@@ -958,7 +958,7 @@
 
                 <p>Android apps can declare associations with domains in order to handle those
                 URLs in the app automatically. For security reasons, app links are disabled by
-                default to prevent apps intercepting arbitrarily URLs. First party apps associated
+                default to prevent apps intercepting arbitrary URLs. First party apps associated
                 with a domain are expected to be authorized by the domain. Apps can ask for their
                 app links to be verified by the OS by marking them with <code>autoVerify</code> in
                 their manifest. The OS will securely confirm that the domain authorizes the app to