diff --git a/lisp/org-ctags.el b/lisp/org-ctags.el
index a36034149..693ccc87b 100644
--- a/lisp/org-ctags.el
+++ b/lisp/org-ctags.el
@@ -484,7 +484,7 @@ its subdirectories contain large numbers of taggable files."
       (setq exitcode
             (shell-command
              (format (concat "%s --langdef=orgmode --langmap=orgmode:.org "
-                             "--regex-orgmode=\"%s\" -f \"%s\" -e -R \"%s\"")
+                             "--regex-orgmode=\"%s\" -f \"%s\" -e -R %s")
                      org-ctags-path-to-ctags
                      org-ctags-tag-regexp
                      (expand-file-name (concat dir-name "/TAGS"))