1 files changed, 1 insertions, 0 deletions

diff --git a/src/lisp.mk b/src/lisp.mk
index c082630f717..4895ca40959 100644
--- a/src/lisp.mk
+++ b/src/lisp.mk
@@ -131,6 +131,7 @@ lisp = \
         $(lispsource)/replace.elc \
         $(lispsource)/buff-menu.elc \
         $(lispsource)/fringe.elc \
+        $(lispsource)/emacs-lisp/regexp-opt.elc \
         $(lispsource)/image.elc \
         $(lispsource)/international/fontset.elc \
         $(lispsource)/dnd.elc \