diff --git a/global.org b/global.org
index 699a3ca..61f986d 100644
--- a/global.org
+++ b/global.org
@@ -2500,9 +2500,12 @@
    #+begin_src emacs-lisp
      (pdf-tools-install)
      (define-key pdf-view-mode-map  (kbd "<mouse-12>")
-      'pdf-sync-backward-search-mouse)
+                 'pdf-sync-backward-search-mouse)
+     (define-key pdf-view-mode-map  (kbd "<mouse-11>")
+                 'pdf-sync-backward-search-mouse)
      (define-key pdf-view-mode-map  (kbd "M-g M-g")
-      'pdf-view-goto-page)
+                 'pdf-view-goto-page)
+
      (add-hook 'pdf-view-mode-hook #'auto-revert-mode)
      (add-hook 'pdf-view-mode-hook (lambda () (margin-current-line-mode 0)))
    #+end_src