diff --git a/allmakefiles.sh b/allmakefiles.sh
index 845c686f06e..920566ad61c 100755
--- a/allmakefiles.sh
+++ b/allmakefiles.sh
@@ -98,6 +98,10 @@ intl/locale/public/Makefile
 intl/locale/src/Makefile
 intl/locale/src/unix/Makefile
 intl/locale/tests/Makefile
+intl/lwbrk/Makefile
+intl/lwbrk/src/Makefile
+intl/lwbrk/public/Makefile
+intl/lwbrk/tests/Makefile
 intl/unicharutil/Makefile
 intl/unicharutil/src/Makefile
 intl/unicharutil/public/Makefile