diff --git a/vcl/source/font/fontmetric.cxx b/vcl/source/font/fontmetric.cxx
index 36d9f7d727eb..4e6c648be3c7 100644
--- a/vcl/source/font/fontmetric.cxx
+++ b/vcl/source/font/fontmetric.cxx
@@ -386,8 +386,8 @@ void ImplFontMetricData::ImplInitFlags( const OutputDevice* pDev )
         const OUString sFullstop( u'\x3001' ); // Fullwidth fullstop
         tools::Rectangle aRect;
         pDev->GetTextBoundRect( aRect, sFullstop );
-        const sal_uInt16 nH = rFont.GetFontSize().Height();
-        const sal_uInt16 nB = aRect.Left();
+        const auto nH = rFont.GetFontSize().Height();
+        const auto nB = aRect.Left();
         // Use 18.75% as a threshold to define a centered fullwidth fullstop.
         // In general, nB/nH < 5% for most Japanese fonts.
         bCentered = nB > (((nH >> 1)+nH)>>3);