Ignition Perspective - Map, marker tooltip non english letters are not displayed correctly

Hello,

Non-English letters like Š,Č,Ž are not displayed correctly in on map component, layers-ui-marker-tooltip-content-text property.
Instead, I get like ‘xc4 x8c’ for letter Č.

Elsewhere it seems that the letters Š,Č,Ž are shown correctly.