diff --git a/src/components/MapObservation.vue b/src/components/MapObservation.vue
index 73e7cf77d0305993ff5ce945dbe74faf7be485f2..520bf79b3503d1b1431837e3cf5a8722932209ce 100644
--- a/src/components/MapObservation.vue
+++ b/src/components/MapObservation.vue
@@ -236,7 +236,9 @@
 							layer: 'topo4',
 							matrixSet: 'EPSG:3857',
 						});
-
+						//console.info(options);
+						// Need to force https on the tiles URL (bug in the service?)
+						options.urls[0] = options.urls[0].replace("http","https");
 
 						This.myMap = new Map({
 							layers: [