diff --git a/umap/static/umap/vendors/leaflet/leaflet.css b/umap/static/umap/vendors/leaflet/leaflet.css
index 3f5c2013..2961b761 100644
--- a/umap/static/umap/vendors/leaflet/leaflet.css
+++ b/umap/static/umap/vendors/leaflet/leaflet.css
@@ -481,7 +481,7 @@ svg.leaflet-image-layer.leaflet-interactive path {
 	}
 .leaflet-popup-content-wrapper {
 	padding: 1px;
-	text-align: start;
+	text-align: left;
 	border-radius: 12px;
 	}
 .leaflet-popup-content {