diff --git a/gtk/theme/Raleigh/gtk-default.css b/gtk/theme/Raleigh/gtk-default.css
index a760bbd8b2..ad07c8ca41 100644
--- a/gtk/theme/Raleigh/gtk-default.css
+++ b/gtk/theme/Raleigh/gtk-default.css
@@ -788,11 +788,12 @@ GtkCalendar.button:hover {
 }
 
 .titlebar .title {
-  font: Bold 10;
+  font-weight: bold;
+  font-size: 10pt;
 }
 
 .titlebar .subtitle {
-  font: 9;
+  font-size: 9pt;
 }
 
 .titlebar:backdrop {