diff --git a/reference/pthreads/setup.xml b/reference/pthreads/setup.xml
index ec6f071a18..2ec3a4ceb1 100644
--- a/reference/pthreads/setup.xml
+++ b/reference/pthreads/setup.xml
@@ -7,19 +7,34 @@
  <section xml:id="pthreads.requirements">
   &reftitle.required;
   <para>
- pthreads requires a build of PHP with ZTS enabled ( --enable-maintainer-zts or --enable-zts on Windows )
+ pthreads requires a build of PHP with ZTS (Zend Thread Safety) enabled ( --enable-maintainer-zts or --enable-zts on Windows )
+  </para>
+  <caution>
+  <para>
+ Zend Thread Safety cannot be enabled post build; it is a build time configuration option.
+  </para>
+  </caution>
+  <para>
+ pthreads should build anywhere there is a working Posix Threads header (pthread.h) and ZTS build of PHP, including Windows (using the pthread-w32 project from redhat).
   </para>
  </section>
 
  <section xml:id="pthreads.installation">
   &reftitle.install;
   <para>
-   &pecl.info;
+   pthreads releases are hosted by PECL and the source code by 
+    <link xlink:href="&url.git.hub;krakjoe/pthreads">github</link>, 
+   the easiest route to installation is the normal PECL route:
    <link xlink:href="&url.pecl.package;pthreads">&url.pecl.package;pthreads</link>.
   </para>
   <para>
-   &pecl.windows.download;
+ Windows users can download prebuilt release binaries from the <link xlink:href="&url.pecl.windows.releases;pthreads">PECL</link> website.
   </para>
+  <caution>
+   <para>
+ Windows users need to take the additional step of adding pthreadVC2.dll (distributed with Windows releases) to their PATH
+   </para>
+  </caution>
  </section>
 
  <section xml:id="pthreads.configuration">
@@ -27,13 +42,6 @@
   &no.config;
  </section>
 
- <section xml:id="pthreads.resources">
-  &reftitle.resources;
-  <para>
-
-  </para>
- </section>
-
 </chapter>
 
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