OpenStreetMap doesn't load on Garmin Connect Web

For some reason, the OpenStreetMap does not load on my Connect web app. On a recorded activity, the GPS trace shows just fine when the map provider is Google Maps or Here Maps. But when I select OpenStreetMap, the tiles are dead. The same is true when I try to use OSM for creating a new course. Is there a setting to enable OSM on the web app?

Here is what it looks like with Google Maps.

The same thing with OSM selected shows as follows