diff --git a/emacs.org b/emacs.org
index 6cf89ca..b6ac390 100644
--- a/emacs.org
+++ b/emacs.org
@@ -38,6 +38,19 @@ Add in the standard package archive urls.
   (add-to-list 'package-archives '("marmalade" . "http://marmalade-repo.org/packages/") t)
 #+END_SRC
 
+*** emacs gc speedup
+
+#+BEGIN_SRC emacs-lisp
+  (defun my-minibuffer-setup-hook ()
+    (setq gc-cons-threshold most-positive-fixnum))
+
+  (defun my-minibuffer-exit-hook ()
+    (setq gc-cons-threshold 8000000))
+
+  (add-hook 'minibuffer-setup-hook #'my-minibuffer-setup-hook)
+  (add-hook 'minibuffer-exit-hook #'my-minibuffer-exit-hook)
+#+END_SRC
+
 *** use-package bootstrap
 
 This configuration is using *use-package* extensively. Install it straight away.