Tweak wording
diff --git a/docs/installation.rst b/docs/installation.rst
index af583ee..c6a2a5c 100644
--- a/docs/installation.rst
+++ b/docs/installation.rst
@@ -15,9 +15,9 @@
 
 * x86-64 CentOS 6.4 and CentOS 5
 * x86-64 FreeBSD 9.2 and FreeBSD 10
-* OS X 10.9 and OS X 10.8.5
+* OS X 10.9 and OS X 10.8
 * x86-64 Ubuntu 12.04 LTS
-* 64-bit Windows Server 2008
+* 32-bit Python on 64-bit Windows Server 2008
 
 On Windows
 ----------