diff --git a/.emacs.d/init.el b/.emacs.d/init.el
index d771794..b0b3591 100644
--- a/.emacs.d/init.el
+++ b/.emacs.d/init.el
@@ -212,7 +212,7 @@
     (pop kill-ring)) ; remove most recent element of kill ring
   (defun org-src-export-to-pdf ()
     (interactive)
-    (with-current-buffer (org-src--source-buffer)
+    (with-current-buffer (org-src-source-buffer)
       (org-latex-export-to-pdf-no-kr)))
 
   (org-babel-do-load-languages