diff --git a/leaflet-providers.js b/leaflet-providers.js
index <HASH>..<HASH> 100644
--- a/leaflet-providers.js
+++ b/leaflet-providers.js
@@ -536,7 +536,7 @@
 			url: 'https://maps{s}.wien.gv.at/basemap/{variant}/normal/google3857/{z}/{y}/{x}.{format}',
 			options: {
 				maxZoom: 19,
-				attribution: 'Datenquelle: <a href="www.basemap.at">basemap.at</a>',
+				attribution: 'Datenquelle: <a href="https://www.basemap.at">basemap.at</a>',
 				subdomains: ['', '1', '2', '3', '4'],
 				format: 'png',
 				bounds: [[46.358770, 8.782379], [49.037872, 17.189532]],
Update leaflet-providers.js

wrong link in attribution of basemap.at