diff --git a/ui/style/style_core_font.cpp b/ui/style/style_core_font.cpp
index 45d0bd6..cdae57a 100644
--- a/ui/style/style_core_font.cpp
+++ b/ui/style/style_core_font.cpp
@@ -412,10 +412,12 @@ FontData::FontData(int size, uint32 flags, int family, Font *other)
 #endif // !DESKTOP_APP_USE_PACKAGED_FONTS
 		}
 
-		if (_flags & FontItalic) {
-			f.setStyleName("Semibold Italic");
-		} else {
-			f.setStyleName("Semibold");
+		if (!CustomSemiboldIsBold) {
+			if (_flags & FontItalic) {
+				f.setStyleName("Semibold Italic");
+			} else {
+				f.setStyleName("Semibold");
+			}
 		}
 	}