diff --git a/winsup/doc/faq-programming.xml b/winsup/doc/faq-programming.xml
index 3aa773a64..1f595f87b 100644
--- a/winsup/doc/faq-programming.xml
+++ b/winsup/doc/faq-programming.xml
@@ -680,17 +680,16 @@ rewriting the runtime library in question from specs...
 
 <para>First, you need to make sure you have the necessary build tools
 installed; you at least need <literal>gcc-g++</literal>, <literal>make</literal>,
-<literal>perl</literal>, <literal>cocom</literal>, <literal>gettext</literal>, <literal>gettext-devel</literal>,
-and <literal>zlib-devel</literal>.
-Building for 32-bit Cygwin also requires <literal>libiconv</literal>,
-<literal>mingw64-i686-gcc-g++</literal>, <literal>mingw64-i686-zlib</literal>,
-and <literal>mingw64-x86_64-gcc-core</literal>.
-Building for 64-bit Cygwin also requires <literal>libiconv-devel</literal>,
-<literal>mingw64-x86_64-gcc-g++</literal>, and
+<literal>perl</literal>, <literal>cocom</literal>, <literal>gettext-devel</literal>,
+<literal>libiconv-devel</literal> and <literal>zlib-devel</literal>.
+Building for 32-bit Cygwin also requires
+<literal>mingw64-i686-gcc-g++</literal> and <literal>mingw64-i686-zlib</literal>.
+Building for 64-bit Cygwin also requires
+<literal>mingw64-x86_64-gcc-g++</literal> and
 <literal>mingw64-x86_64-zlib</literal>.
 If you want to run the tests, <literal>dejagnu</literal> is also required.
 Normally, building ignores any errors in building the documentation,
-which requires the <literal>dblatex</literal>,
+which requires the <literal>dblatex</literal>, <literal>docbook2X</literal>,
 <literal>docbook-xml45</literal>, <literal>docbook-xsl</literal>, and
 <literal>xmlto</literal> packages.  For more information on building the
 documentation, see the README included in the <literal>cygwin-doc</literal> package.