diff --git a/phylogenetic/defaults/clade-i/auspice_config.json b/phylogenetic/defaults/clade-i/auspice_config.json
index cfd44cd..fffc470 100644
--- a/phylogenetic/defaults/clade-i/auspice_config.json
+++ b/phylogenetic/defaults/clade-i/auspice_config.json
@@ -72,7 +72,7 @@
     "color_by": "country",
     "map_triplicate": true,
     "distance_measure": "num_date",
-    "transmission_lines": true
+    "transmission_lines": false
   },
   "filters": [
     "country",