diff --git a/doc/build.xml b/doc/build.xml
index a4e596e176fa6adf31ef9f5fc4546bb20dc39992..251fc8f0be9dea94eb05cccfd8e31e035265ea21 100644
--- a/doc/build.xml
+++ b/doc/build.xml
@@ -88,9 +88,9 @@
         relevant platforms and compilers.</p>
 
         <table>
-            <tr><td><em>Operating System</em></td><td><em>Compiler</em></td></tr>
+            <tr><td><em>Operating System</em></td><td><em>C++, C Compilers</em></td></tr>
             <tr><td>Redhat Linux 6.1</td><td>g++, gcc (egcs)</td></tr>
-            <tr><td>AIX 4.3.3  and higher</td><td>xlC_r, xlc_r</td></tr>
+            <tr><td>AIX 4.2.1  and higher</td><td>xlC_r, xlc_r</td></tr>
             <tr><td>Solaris 2.6</td><td>CC, cc</td></tr>
             <tr><td>HP-UX 10.2</td><td>CC, cc</td></tr>
             <tr><td>HP-UX 11</td><td>aCC, cc</td></tr>
diff --git a/doc/faq-parse.xml b/doc/faq-parse.xml
index 03f0dd4c3a292d7c030feaeee65726e11c6e0524..2f290ab58c75d28c673bf859e4180037b46a61aa 100644
--- a/doc/faq-parse.xml
+++ b/doc/faq-parse.xml
@@ -55,12 +55,12 @@
 
       <table>
         <tr><td><em>Operating System</em></td><td><em>Compiler</em></td></tr>
-        <tr><td>Windows NT SP5/98</td><td>MSVC 6.0</td></tr>
-        <tr><td>Redhat Linux 6.0</td><td>gcc</td></tr>
-        <tr><td>AIX 4.1.4  and higher</td><td>xlC 3.1</td></tr>
-        <tr><td>Solaris 2.6</td><td>CC version 4.2</td></tr>
-        <tr><td>HP-UX B10.2</td><td>aCC and CC</td></tr>
-        <tr><td>HP-UX B11</td><td>aCC and CC</td></tr>
+        <tr><td>Windows NT 4.0 SP5/98</td><td>MSVC 6.0 SP3</td></tr>
+        <tr><td>Redhat Linux 6.1</td><td>egcs-2.91.66 and glibc-2.1.2-11</td></tr>
+        <tr><td>AIX 4.2.1  and higher</td><td>xlC 3.6.4</td></tr>
+        <tr><td>Solaris 2.6</td><td>CC Workshop 4.2</td></tr>
+        <tr><td>HP-UX 10.2</td><td>CC A.10.36</td></tr>
+        <tr><td>HP-UX 11.0</td><td>aCC A.03.13 with pthreads</td></tr>
       </table>
     </a>
   </faq>