diff --git a/reference/oci8/setup.xml b/reference/oci8/setup.xml
index 499b4dd6d1..5e816e4947 100644
--- a/reference/oci8/setup.xml
+++ b/reference/oci8/setup.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision: 1.2 $ -->
+<!-- $Revision: 1.3 $ -->
 
 <chapter xml:id="oci8.setup" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  &reftitle.setup;
@@ -12,6 +12,13 @@
    Windows users will need libraries with version at least 10 to use the
    <filename>php_oci8.dll</filename>.
   </para>
+  <note>
+   <para>
+    This extension does not support Oracle 8 client libraries anymore.
+    Though you still can connect to Oracle 8 servers as long as
+    the client library (v.9+) supports this.
+   </para>
+  </note>
   <para>
    The most convenient way to install all the required files
    is to use Oracle Instant Client, which is available from here: