diff --git a/src/main.rs b/src/main.rs
index a1e4c70..5c8e1ab 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1230,12 +1230,12 @@ fn laser_mouse_moved(app: &App, model: &mut GuiModel, pos: Point2) {
         let point = config.filters.homography.move_dac_point(*map_idx, [laser_x, laser_y]);
 
         // 3. update config in laser stream threat
-        let mat = config.filters.homography.homography_matrix.clone();
+        let homography = config.filters.homography.clone();
 
         let selected_laser_stream = model.laser_streams.get(&dac_id);
         if let Some(stream) = selected_laser_stream {
             stream.send(move |laser_model: &mut LaserModel|  {
-                laser_model.config.filters.homography.homography_matrix = mat
+                laser_model.config.filters.homography = homography
             }).unwrap();
         }
         
@@ -1380,11 +1380,11 @@ fn map_mouse_moved(_app: &App, model: &mut GuiModel, pos: Point2) {
 
     // 3. propagate to laser stream threat
     let selected_laser_stream = model.laser_streams.get(&dac_id);
-    let mat = config.filters.homography.homography_matrix.clone();
+    let homography = config.filters.homography.clone();
 
     if let Some(stream) = selected_laser_stream {
         stream.send(move |laser_model: &mut LaserModel|  {
-            laser_model.config.filters.homography.homography_matrix = mat; 
+            laser_model.config.filters.homography = homography; 
         }).unwrap();
     }
 
@@ -1486,6 +1486,16 @@ fn map_mouse_pressed(app: &App, model: &mut GuiModel, button: MouseButton) {
                         model.canvas_dragging_homography = Some(index);
                     }
             }
+
+            // propagate to laser dac streamer
+            let selected_laser_stream = model.laser_streams.get(&dac_id);
+            let homography = config.filters.homography.clone();
+
+            if let Some(stream) = selected_laser_stream {
+                stream.send(move |laser_model: &mut LaserModel|  {
+                    laser_model.config.filters.homography = homography; 
+                }).unwrap();
+            }
         }
 
     }