diff --git a/chapters/intro.xml b/chapters/intro.xml
index a5054f6735..a4b23b7ef7 100644
--- a/chapters/intro.xml
+++ b/chapters/intro.xml
@@ -149,8 +149,8 @@
     (see also <ulink url="&url.netcraft-survey;">Netcraft Web Server
     Survey</ulink>) would be that PHP is in use on over 5,100,000
     sites around the world.  To put that in perspective, that is
-    more sites than run Microsoft's IIS server on the Internet
-    (4.7 million).
+    slightly more sites than run Microsoft's IIS server on the Internet
+    (5.03 million).
    </simpara>
 <!--
    <figure>