diff --git a/ChangeLog b/ChangeLog
index 4d3930f..85cf2a3 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2006-06-28  Kristian Høgsberg  <krh@redhat.com>
+
+	* glxproto.h (__GLX_NUMBER_ERRORS): There are 13 GLX errors.
+
 2006-04-30  Adam Jackson  <ajax@freedesktop.org>
 
 	* glxtokens.h:
diff --git a/glxproto.h b/glxproto.h
index cbb97c5..787bf07 100644
--- a/glxproto.h
+++ b/glxproto.h
@@ -57,7 +57,7 @@
 #define GLXBadCurrentDrawable	11
 #define GLXBadWindow		12
 
-#define __GLX_NUMBER_ERRORS 12
+#define __GLX_NUMBER_ERRORS 13
 
 /*
 ** Events.