diff --git a/src/msw/textctrl.cpp b/src/msw/textctrl.cpp
index 2fb9da0c49..8e20586ee0 100644
--- a/src/msw/textctrl.cpp
+++ b/src/msw/textctrl.cpp
@@ -3124,7 +3124,7 @@ bool wxTextCtrl::GetStyle(long position, wxTextAttr& style)
     // Convert the height from the units of 1/20th of the point in which
     // CHARFORMAT stores it to pixel-based units used by LOGFONT.
     const wxCoord ppi = wxClientDC(this).GetPPI().y;
-    lf.lfHeight = -MulDiv(cf.yHeight/20, ppi, 72);
+    lf.lfHeight = wxNativeFontInfo::GetLogFontHeightAtPPI(cf.yHeight/20.0f, ppi);
     lf.lfWidth = 0;
     lf.lfCharSet = ANSI_CHARSET; // FIXME: how to get correct charset?
     lf.lfClipPrecision = 0;