diff --git a/frontend/src/mapstyles/index.js b/frontend/src/mapstyles/index.js
index 77fb1a5..e8d846a 100644
--- a/frontend/src/mapstyles/index.js
+++ b/frontend/src/mapstyles/index.js
@@ -86,7 +86,8 @@ export const getRegionLayers = (adminLevel = 6, baseColor = "#00897B", maxValue
   "maxzoom": 10,
   "filter": [
     "all",
-    ["==", "admin_level", adminLevel]
+    ["==", "admin_level", adminLevel],
+    [">", "overtaking_event_count", 0],
   ],
   "paint": {
     "fill-color": baseColor,
@@ -117,7 +118,8 @@ export const getRegionLayers = (adminLevel = 6, baseColor = "#00897B", maxValue
   "maxzoom": 10,
   "filter": [
     "all",
-    ["==", "admin_level", adminLevel]
+    ["==", "admin_level", adminLevel],
+    [">", "overtaking_event_count", 0],
   ],
   "paint": {
     "line-width": 1,