1 files changed, 1 insertions, 0 deletions
diff --git a/mod.conf b/mod.conf
index afbd365..1cae1ac 100644
--- a/mod.conf
+++ b/mod.conf
@@ -1,3 +1,4 @@
 name = ltc4000e
 description = Advanced traffic signal controller
 depends = default,digilines,digistuff
+optional_depends = screwdriver