diff --git a/acinclude.m4 b/acinclude.m4
index 92ec3985..61db8a82 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -1,3 +1,5 @@
+#serial 12
+
 # Checks the location of the XML Catalog
 # Usage:
 #   JH_PATH_XML_CATALOG([ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND])
@@ -110,8 +112,6 @@ AC_DEFUN([JH_CHECK_XML_CATALOG],
 #   and this notice are preserved.  This file is offered as-is, without any
 #   warranty.
 
-#serial 4
-
 AC_DEFUN([AX_VALGRIND_CHECK],[
 	dnl Check for --enable-valgrind
 	AC_MSG_CHECKING([whether to enable Valgrind on the unit tests])
@@ -318,8 +318,6 @@ MOSTLYCLEANFILES += $(valgrind_log_files)
 #   and this notice are preserved. This file is offered as-is, without any
 #   warranty.
 
-#serial 11
-
 dnl #########################################################################
 AC_DEFUN([AX_COMPARE_VERSION], [
   AC_REQUIRE([AC_PROG_AWK])