diff --git a/site/src/main/tut/example.md b/site/src/main/tut/example.md
index 5017350..f262b1b 100644
--- a/site/src/main/tut/example.md
+++ b/site/src/main/tut/example.md
@@ -8,8 +8,8 @@ import org.http4s._
 
 case class AuthUser(id: Long, name: String)
 
-val authenticate: JwtClaim => IO[Option[AuthUser]] =
-  claim => AuthUser(123L, "joe").some.pure[IO]
+val authenticate: JwtToken => JwtClaim => IO[Option[AuthUser]] =
+  token => claim => AuthUser(123L, "joe").some.pure[IO]
 
 val jwtAuth    = JwtAuth(JwtSecretKey("53cr3t"), JwtAlgorithm.HS256)
 val middleware = JwtAuthMiddleware[IO, AuthUser](jwtAuth, authenticate)