diff --git a/ChangeLog b/ChangeLog
index 0c8558b..bbe3e65 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -5,6 +5,7 @@
 	* Source\win32\GNUmakefile.preamble:
 	* Headers\winlib\WIN32FontInfo.h:
 	Implement number of glyphs and covered characterset.
+	Set maximumAdvancement.
 
 2007-01-31 Richard Frith-Macdonald <rfm@gnu.org>
 
diff --git a/Source/winlib/WIN32FontInfo.m b/Source/winlib/WIN32FontInfo.m
index d735d95..100b107 100644
--- a/Source/winlib/WIN32FontInfo.m
+++ b/Source/winlib/WIN32FontInfo.m
@@ -326,6 +326,9 @@ NSString *win32_font_family(NSString *fontName);
 			(float)metric.tmMaxCharWidth,
 			(float)metric.tmHeight);
 
+  maximumAdvancement = NSMakeSize((float)metric.tmMaxCharWidth,
+    (float)metric.tmHeight);
+
   weight = win32_font_weight(metric.tmWeight);
 
   traits = 0;