diff --git a/README b/README
index 2b02a1c8..d9cb74b5 100644
--- a/README
+++ b/README
@@ -17,8 +17,8 @@ of virtually all Linux distributions and are readily available;
 download information appears in the documentation.  You can also
 download the external library distributions in source from from qpdf's
 download site.  For Windows, you can download pre-built binary
-verisons of those libraries for some compilers; see README.windows for
-additional details.
+verisons of those libraries for some compilers; see README-windows.txt
+for additional details.
 
 
 Licensing terms of embedded software
@@ -61,7 +61,7 @@ make and other related tools.  The MSVC works with either cygwin or
 MSYS.  The mingw build requires MSYS and will probably not work with
 cygwin.
 
-For details on how to build under Windows, see README.windows.
+For details on how to build under Windows, see README-windows.txt.
 
 
 Additional Notes on Build
@@ -73,7 +73,7 @@ obeying the compiler specified with configure.  This can be enabled by
 passing --with-buildrules=buildrules where buildrules corresponds to
 one of the .mk files (other than rules.mk) in the make directory.
 This should never be necessary on a UNIX system, but may be necessary
-on a Windows system.  See README.windows for details.  There is a
+on a Windows system.  See README-windows.txt for details.  There is a
 gcc-linux.mk file enable "gcc-linux" build rules, but it is intended
 to help test the build system; Linux users should build with the
 "libtools" rules, which are enabled by default.
diff --git a/README-what-to-download.txt b/README-what-to-download.txt
index 7e2ce8c0..67449e1f 100644
--- a/README-what-to-download.txt
+++ b/README-what-to-download.txt
@@ -21,8 +21,8 @@ download.
 
    If you want to build qpdf for Windows yourself with either MINGW's
    gcc 4.4 or VC9, you can download this file and extract it inside
-   the qpdf source distribution.  Please refer to README.windows in
-   the qpdf source distribution for additional details.
+   the qpdf source distribution.  Please refer to README-windows.txt
+   in the qpdf source distribution for additional details.
 
  * qpdf-external-libs-src.zip
 
diff --git a/README.windows b/README-windows.txt
similarity index 100%
rename from README.windows
rename to README-windows.txt
diff --git a/manual/qpdf-manual.xml b/manual/qpdf-manual.xml
index 54e7a70b..80b59917 100644
--- a/manual/qpdf-manual.xml
+++ b/manual/qpdf-manual.xml
@@ -180,7 +180,7 @@ make
    </para>
    <para>
     Building on Windows is a little bit more complicated.  For
-    details, please see <filename>README.windows</filename> in the
+    details, please see <filename>README-windows.txt</filename> in the
     source distribution.  You can also download a binary distribution
     for Windows.
    </para>