diff --git a/BUILD_ORDER b/BUILD_ORDER
index a9abbd7..15fb2a7 100644
--- a/BUILD_ORDER
+++ b/BUILD_ORDER
@@ -7,6 +7,7 @@ pytz
 libtimezonemap
 setproctitle
 ptyprocess
+mozjs115
 cjs
 python-pam
 cinnamon-desktop
diff --git a/build-cinnamon.sh b/build-cinnamon.sh
index bb49f84..b70835c 100755
--- a/build-cinnamon.sh
+++ b/build-cinnamon.sh
@@ -51,6 +51,7 @@ for dir in \
   libtimezonemap \
   setproctitle \
   ptyprocess \
+  mozjs115 \
   cjs \
   python-pam \
   cinnamon-desktop \