diff --git a/checkin_notes b/checkin_notes
index 5827a11d07..0c99c5e8a9 100755
--- a/checkin_notes
+++ b/checkin_notes
@@ -4498,7 +4498,7 @@ Tim    June 5, 2003
         prefs.c
         wingui_mainwindow.cpp
 
-Karl    2003/05/06
+Karl    2003/06/06
     Rewrote build system using automake and modern autoconf.
 
     Added:
@@ -4567,3 +4567,16 @@ Eric   June 6, 2003
             wingui_piectrl.cpp
     lib/
         util.C,h
+
+Karl    2003/06/06
+
+    - updated version number, email address, copyright date
+    - documented automake system and updated build notes (there's only 1 step
+      now instead of 5)
+
+    configure.ac
+    LICENSE
+    doc/
+        boinc_dev.html
+        build.txt
+        build_system.html (added)
diff --git a/doc/build_system.html b/doc/build_system.html
index 1eb2a81a8e..3b0f6fe164 100644
--- a/doc/build_system.html
+++ b/doc/build_system.html
@@ -18,6 +18,16 @@
       <code>Makefile</code>s from those).
     </p>
 
+    <p>
+      The version number is set in the line
+      <pre>
+        AC_INIT(BOINC, 1.03, [davea@ssl.berkeley.edu])
+      </pre>
+      in <code>configure.ac</code>. (If you change this, run <code>make</code>
+      and it rebuild necessary files to propagate the version number into
+      source files and scripts.)
+    </p>
+
     <p>
       The top-level <code>Makefile.am</code> contains the
       <code>SUBDIRS=</code> line which sets up directory recursion, and the