diff --git a/yaml/demo_visual_odometry_euroc.yaml b/yaml/demo_visual_odometry_euroc.yaml
index 53641b90a8899fa6f98f0f1f5ff858f64d29df73..a384a8b87fc650426b59ac338d0f4fa3632e33b3 100644
--- a/yaml/demo_visual_odometry_euroc.yaml
+++ b/yaml/demo_visual_odometry_euroc.yaml
@@ -86,7 +86,7 @@ config:
       tracks:
         show_id: false
         size_id: 0.75
-        thickness: 1.5
+        thickness: 1.0
         color: "CYAN"
         min_lum: 100
         max_lum: 450
@@ -100,11 +100,11 @@ config:
       tracks_preprocess:
         show: true
         show_on_diff_topic: false
-        thickness: 1.5
+        thickness: 1.0
         color: "GREEN"
       landmarks:
         show_id: false
         size_id: 0.75
         size_pix: 5
-        color: "GREY"
+        color: "RED"