diff --git a/libs/ctrl-interface/control_protocol/basic_ui.cc b/libs/ctrl-interface/control_protocol/basic_ui.cc
index ca474c8f9a..ddf47470e9 100644
--- a/libs/ctrl-interface/control_protocol/basic_ui.cc
+++ b/libs/ctrl-interface/control_protocol/basic_ui.cc
@@ -434,9 +434,9 @@ BasicUI::transport_rolling () const
 }
 
 void
-BasicUI::trigger_stop_all (bool stop_all)
+BasicUI::trigger_stop_all (bool immediately)
 {
-	session->trigger_stop_all (stop_all);
+	session->trigger_stop_all (immediately);
 }
 
 void
@@ -445,6 +445,19 @@ BasicUI::trigger_cue_row (int cue_idx)
 	session->trigger_cue_row (cue_idx);
 }
 
+void
+BasicUI::trigger_stop_col (int col, bool immediately)
+{
+	boost::shared_ptr<TriggerBox> tb = session->triggerbox_at (col);
+	if (tb) {
+		if (immediately) {
+			tb->stop_all_immediately ();
+		} else {
+			tb->stop_all_quantized ();
+		}
+	}
+}
+
 void
 BasicUI::tbank_set_size (int width, int height)
 {
diff --git a/libs/ctrl-interface/control_protocol/control_protocol/basic_ui.h b/libs/ctrl-interface/control_protocol/control_protocol/basic_ui.h
index bc748ecdfa..a062e1d1af 100644
--- a/libs/ctrl-interface/control_protocol/control_protocol/basic_ui.h
+++ b/libs/ctrl-interface/control_protocol/control_protocol/basic_ui.h
@@ -102,6 +102,7 @@ class LIBCONTROLCP_API BasicUI {
 
 	void trigger_cue_row (int cue);
 	void trigger_stop_all (bool stop_now = false);
+	void trigger_stop_col (int col, bool immediately = false);
 
 	void store_mixer_scene (int scn);
 	void apply_mixer_scene (int scn);