diff --git a/fastapi_users/authentication/cookie.py b/fastapi_users/authentication/cookie.py
index d8188f1e..430307d7 100644
--- a/fastapi_users/authentication/cookie.py
+++ b/fastapi_users/authentication/cookie.py
@@ -26,6 +26,7 @@ class CookieAuthentication(
     :param cookie_domain: Cookie domain.
     :param cookie_secure: Whether to only send the cookie to the server via SSL request.
     :param cookie_httponly: Whether to prevent access to the cookie via JavaScript.
+    :param cookie_samesite: Set the SameSite policy of the cookie.
     :param name: Name of the backend. It will be used to name the login route.
     :param token_audience: List of valid audiences for the JWT.
     """
diff --git a/fastapi_users/authentication/jwt.py b/fastapi_users/authentication/jwt.py
index 8b13704a..6d7fd444 100644
--- a/fastapi_users/authentication/jwt.py
+++ b/fastapi_users/authentication/jwt.py
@@ -31,7 +31,7 @@ class JWTAuthentication(
 
     def __init__(
         self,
-        secret: str,
+        secret: SecretType,
         lifetime_seconds: int,
         tokenUrl: str = "auth/jwt/login",
         name: str = "jwt",