diff --git a/install/windows/building.xml b/install/windows/building.xml
index 252841b1cd..4fb4334a28 100644
--- a/install/windows/building.xml
+++ b/install/windows/building.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.7 $ -->
+<!-- $Revision: 1.8 $ -->
 <sect1 id="install.windows.building">
  <title>Building from source</title>
  <para>
@@ -12,11 +12,14 @@
   &reftitle.required;
   <para>
    To compile and build PHP you need a Microsoft Development Environment.
-   Microsoft Visual C++ 6.0 is recommended, although .NET versions (either the
-   free Microsoft Visual C++ Toolkit or the commercial Microsoft Visual C++
-   .NET) will also work. To extract the downloaded files you will also need a
-   ZIP extraction utility. Windows XP and newer already include this
-   functionality built-in.
+   Microsoft Visual C++ 6.0 is recommended, though Visual C++ .NET versions
+   will also work. Since PHP 5 the free Microsoft .NET toolchain is also
+   supported (you need to install Windows Platform SDK, Visual C++ Toolkit and
+   .NET Framework SDK).
+   </para>
+   <para>
+   To extract the downloaded files you will also need a ZIP extraction
+   utility. Windows XP and newer already include this functionality built-in.
   </para>
   <para>
    Before you get started, you have to download: