diff --git a/bin/org-tangle b/bin/org-tangle
index 82c40659a..2bcf60976 100755
--- a/bin/org-tangle
+++ b/bin/org-tangle
@@ -1,4 +1,5 @@
 #!/usr/bin/env emacs --script
+;; -*- mode: emacs-lisp -*-
 
 ;; Extracts source blocks from org files and prints them to stdout. Debug/info
 ;; messages are directed to stderr and can be ignored. -l/--lang can be used to