diff --git a/etc/input.conf b/etc/input.conf
index 63bf3431f2..ca5288acb4 100644
--- a/etc/input.conf
+++ b/etc/input.conf
@@ -43,6 +43,8 @@ m use_master
 7 saturation -1
 8 saturation 1
 d frame_drop
+r sub_pos -1
+t sub_pos +1
 
 h tv_step_channel 1
 l tv_step_channel -1