diff --git a/board/czechlight/clearfog/sdn-roadm-line-clearfog.dts b/board/czechlight/clearfog/sdn-roadm-line-clearfog.dts
index 39f5e7a..ca833c6 100644
--- a/board/czechlight/clearfog/sdn-roadm-line-clearfog.dts
+++ b/board/czechlight/clearfog/sdn-roadm-line-clearfog.dts
@@ -1 +1,2 @@
 #include "sdn-roadm-clearfog.dtsi"
+#include "clearfog-output-voa.dtsi"