diff --git a/lisp/textmodes/reftex-toc.el b/lisp/textmodes/reftex-toc.el
index 4de409de70c..ae147cc6b97 100644
--- a/lisp/textmodes/reftex-toc.el
+++ b/lisp/textmodes/reftex-toc.el
@@ -618,7 +618,7 @@ point."
                 nil              ; we have permission, do nothing
               (error "Abort"))   ; abort, we don't have permission
             ;; Do the changes
-            (mapcar 'reftex-toc-promote-action entries)
+            (mapc 'reftex-toc-promote-action entries)
             ;; Rescan the document and rebuilt the toc buffer
             (save-window-excursion
               (reftex-toc-Rescan))