diff --git a/js/ui/lookingGlass.js b/js/ui/lookingGlass.js
index 19059da2a..19b8f19b2 100644
--- a/js/ui/lookingGlass.js
+++ b/js/ui/lookingGlass.js
@@ -782,7 +782,7 @@ LookingGlass.prototype = {
         let fontName = gconf.get_string('/desktop/gnome/interface/monospace_font_name');
         // This is mishandled by the scanner - should by Pango.FontDescription_from_string(fontName);
         // https://bugzilla.gnome.org/show_bug.cgi?id=595889
-        let fontDesc = Pango.Font.description_from_string(fontName);
+        let fontDesc = Pango.font_description_from_string(fontName);
         // We ignore everything but size and style; you'd be crazy to set your system-wide
         // monospace font to be bold/oblique/etc. Could easily be added here.
         this.actor.style =