diff --git a/doc/lispref/ChangeLog b/doc/lispref/ChangeLog
index d4f9ab747edce82d0315863eeaceea817d98a399..1e7132f78d9480dbf5323b27937ea86e5db013dd 100644
--- a/doc/lispref/ChangeLog
+++ b/doc/lispref/ChangeLog
@@ -1,3 +1,8 @@
+2011-12-29  Daniel Colascione  <dan.colascione@gmail.com>
+
+	* frames.texi (Font and Color Parameters):
+	Document w32 font backends (bug#10399).
+
 2011-12-28  Paul Eggert  <eggert@cs.ucla.edu>
 
 	* files.texi (File Attributes, Changing Files):
diff --git a/doc/lispref/frames.texi b/doc/lispref/frames.texi
index dad1f28026ec17c0a608c10739887cbaa93d6776..33293de9e0fe311e866c03951dec7bdbc14aabd5 100644
--- a/doc/lispref/frames.texi
+++ b/doc/lispref/frames.texi
@@ -888,9 +888,11 @@ and bar becomes a narrower bar).
 A list of symbols, specifying the @dfn{font backends} to use for
 drawing fonts in the frame, in order of priority.  On X, there are
 currently two available font backends: @code{x} (the X core font
-driver) and @code{xft} (the Xft font driver).  On other systems, there
-is only one available font backend, so it does not make sense to
-modify this frame parameter.
+driver) and @code{xft} (the Xft font driver).  On Windows, there
+are currently two available font backends: @code{gdi} and
+@code{uniscribe}.  On other systems, there is only one available
+font backend, so it does not make sense to modify this frame
+parameter.
 
 @vindex background-mode, a frame parameter
 @item background-mode