diff --git a/configure b/configure
index 072f7964..1cbaafcb 100755
--- a/configure
+++ b/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.69 for PetIBM 0.4.1.
+# Generated by GNU Autoconf 2.69 for PetIBM 0.4.2.
 #
 # Report bugs to <mesnardo@gwu.edu, pychuang@gwu.edu>.
 #
@@ -590,8 +590,8 @@ MAKEFLAGS=
 # Identity of this package.
 PACKAGE_NAME='PetIBM'
 PACKAGE_TARNAME='petibm'
-PACKAGE_VERSION='0.4.1'
-PACKAGE_STRING='PetIBM 0.4.1'
+PACKAGE_VERSION='0.4.2'
+PACKAGE_STRING='PetIBM 0.4.2'
 PACKAGE_BUGREPORT='mesnardo@gwu.edu, pychuang@gwu.edu'
 PACKAGE_URL=''
 
@@ -1376,7 +1376,7 @@ if test "$ac_init_help" = "long"; then
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures PetIBM 0.4.1 to adapt to many kinds of systems.
+\`configure' configures PetIBM 0.4.2 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1447,7 +1447,7 @@ fi
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of PetIBM 0.4.1:";;
+     short | recursive ) echo "Configuration of PetIBM 0.4.2:";;
    esac
   cat <<\_ACEOF
 
@@ -1589,7 +1589,7 @@ fi
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-PetIBM configure 0.4.1
+PetIBM configure 0.4.2
 generated by GNU Autoconf 2.69
 
 Copyright (C) 2012 Free Software Foundation, Inc.
@@ -2395,7 +2395,7 @@ cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by PetIBM $as_me 0.4.1, which was
+It was created by PetIBM $as_me 0.4.2, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   $ $0 $@
@@ -3262,7 +3262,7 @@ fi
 
 # Define the identity of the package.
  PACKAGE='petibm'
- VERSION='0.4.1'
+ VERSION='0.4.2'
 
 
 cat >>confdefs.h <<_ACEOF
@@ -20826,7 +20826,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by PetIBM $as_me 0.4.1, which was
+This file was extended by PetIBM $as_me 0.4.2, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -20892,7 +20892,7 @@ _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
-PetIBM config.status 0.4.1
+PetIBM config.status 0.4.2
 configured by $0, generated by GNU Autoconf 2.69,
   with options \\"\$ac_cs_config\\"
 
diff --git a/configure.ac b/configure.ac
index f99a4e89..0795eeaa 100644
--- a/configure.ac
+++ b/configure.ac
@@ -4,7 +4,7 @@
 
 # set-up
 AC_PREREQ([2.69])
-AC_INIT([PetIBM], [0.4.1], [mesnardo@gwu.edu, pychuang@gwu.edu])
+AC_INIT([PetIBM], [0.4.2], [mesnardo@gwu.edu, pychuang@gwu.edu])
 AC_CONFIG_AUX_DIR([config])
 AC_CONFIG_MACRO_DIR([m4])
 AM_INIT_AUTOMAKE([foreign subdir-objects])
diff --git a/doc/Doxyfile b/doc/Doxyfile
index e05b45fe..e5cd4aed 100644
--- a/doc/Doxyfile
+++ b/doc/Doxyfile
@@ -38,7 +38,7 @@ PROJECT_NAME           = PetIBM
 # could be handy for archiving the generated documentation or if some version
 # control system is used.
 
-PROJECT_NUMBER         = 0.4.1
+PROJECT_NUMBER         = 0.4.2
 
 # Using the PROJECT_BRIEF tag one can provide an optional one line description
 # for a project that appears at the top of each page and should give viewer a