diff --git a/auth/auth.go b/auth/auth.go
index 5915bf7..d41b5ab 100644
--- a/auth/auth.go
+++ b/auth/auth.go
@@ -42,5 +42,6 @@ func (auth *AuthMiddleware) ExpectUser(r *http.Request) *db.User {
 
 func NewAuthMiddleware(protectedHandler http.Handler, publicHandler http.Handler) *AuthMiddleware {
 	store := sessions.NewCookieStore([]byte(env.Secret))
+	store.Options.MaxAge = 86_400
 	return &AuthMiddleware{store, protectedHandler, publicHandler}
 }