diff --git a/p3k/geo/StaticMap.php b/p3k/geo/StaticMap.php
index 5e0057c..f53d1db 100644
--- a/p3k/geo/StaticMap.php
+++ b/p3k/geo/StaticMap.php
@@ -400,7 +400,7 @@ function generate($params, $filename, $assetPath) {
 
       $draw->setStrokeColor(new ImagickPixel('#'.$path['color']));
       $draw->setStrokeWidth($path['weight']);
-      $draw->setFillOpacity(1);
+      $draw->setFillOpacity(0);
       $draw->setStrokeLineCap(Imagick::LINECAP_ROUND);
       $draw->setStrokeLineJoin(Imagick::LINEJOIN_ROUND);