diff --git a/src/richtext/richtextbuffer.cpp b/src/richtext/richtextbuffer.cpp
index fb45e814cd..0a46f82d00 100644
--- a/src/richtext/richtextbuffer.cpp
+++ b/src/richtext/richtextbuffer.cpp
@@ -3338,11 +3338,10 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style)
     int lineSpacing = 0;
 
     // Let's assume line spacing of 10 is normal, 15 is 1.5, 20 is 2, etc.
-    if (attr.GetLineSpacing() != 10 && GetBuffer())
+    if (attr.HasLineSpacing() && attr.GetLineSpacing() > 0 && attr.GetFont().Ok())
     {
-        wxFont font(GetBuffer()->GetFontTable().FindFont(attr));
-        wxCheckSetFont(dc, font);
-        lineSpacing = (ConvertTenthsMMToPixels(dc, dc.GetCharHeight()) * attr.GetLineSpacing())/10;
+        wxCheckSetFont(dc, attr.GetFont());
+        lineSpacing = (int) (double(dc.GetCharHeight()) * (double(attr.GetLineSpacing())/10.0 - 1.0));
     }
 
     // Available space for text on each line differs.