diff --git a/configuration.org b/configuration.org
index 687abd4..8acf3bc 100644
--- a/configuration.org
+++ b/configuration.org
@@ -44,15 +44,13 @@
 #+BEGIN_SRC emacs-lisp
 (require 'package)
 (add-to-list 'package-archives
-             '("gnu" . "http://elpa.gnu.org/packages/"))
+             '("gnu" . "https://elpa.gnu.org/packages/"))
 (add-to-list 'package-archives
              '("melpa-stable" . "https://stable.melpa.org/packages/") t)
 (add-to-list 'package-archives
              '("melpa" . "https://melpa.org/packages/") t)
 (add-to-list 'package-archives
-             '("marmalade" . "http://marmalade-repo.org/packages/") t)
-(add-to-list 'package-archives
-             '("org" . "http://orgmode.org/elpa/") t)
+             '("org" . "https://orgmode.org/elpa/") t)
 (package-initialize)
 #+END_SRC