diff --git a/CHANGELOG b/CHANGELOG
index c0642bd90..ad5bb222c 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -15,6 +15,12 @@
 # recent release.
 #=============================================================================
 
+Version 2.15.1 released 2018/10/19
+
+- Added hypre version functions: HYPRE_Version(), HYPRE_VersionNumber()
+
+- Various bug fixes.
+
 Version 2.15.0 released 2018/09/21
 
 - Added new system interface routines to reduce copies and improve threading:
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 6b8035d25..2f766f78f 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -2,8 +2,8 @@ cmake_minimum_required (VERSION 2.8.8)
 project (hypre)
 
 # The version number.
-set (HYPRE_VERSION 2.15.0)
-set (HYPRE_DATE    2018/09/21)
+set (HYPRE_VERSION 2.15.1)
+set (HYPRE_DATE    2018/10/19)
 set (HYPRE_TIME    00:00:00)
 set (HYPRE_BUGS    hypre-support@llnl.gov)
 set (HYPRE_SRCDIR  "${PROJECT_SOURCE_DIR}")
diff --git a/src/config/configure.in b/src/config/configure.in
index 7977140de..ad2321092 100644
--- a/src/config/configure.in
+++ b/src/config/configure.in
@@ -55,8 +55,8 @@ dnl * Set package information so it only has to be modified in one place
 dnl *********************************************************************
 
 m4_define([M4_HYPRE_NAME],    [hypre])
-m4_define([M4_HYPRE_VERSION], [2.15.0])
-m4_define([M4_HYPRE_DATE],    [2018/09/21])
+m4_define([M4_HYPRE_VERSION], [2.15.1])
+m4_define([M4_HYPRE_DATE],    [2018/10/19])
 m4_define([M4_HYPRE_TIME],    [00:00:00])
 m4_define([M4_HYPRE_BUGS],    [hypre-support@llnl.gov])
 m4_define([M4_HYPRE_SRCDIR],  [`pwd`])
diff --git a/src/configure b/src/configure
index cc4ee0cc6..e30f68836 100755
--- a/src/configure
+++ b/src/configure
@@ -1,7 +1,7 @@
 #! /bin/sh
 # From configure.in Id.
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.69 for hypre 2.15.0.
+# Generated by GNU Autoconf 2.69 for hypre 2.15.1.
 #
 #
 # Copyright (C) 1992-1996, 1998-2012 Free Software Foundation, Inc.
@@ -586,8 +586,8 @@ MAKEFLAGS=
 # Identity of this package.
 PACKAGE_NAME='hypre'
 PACKAGE_TARNAME='hypre'
-PACKAGE_VERSION='2.15.0'
-PACKAGE_STRING='hypre 2.15.0'
+PACKAGE_VERSION='2.15.1'
+PACKAGE_STRING='hypre 2.15.1'
 PACKAGE_BUGREPORT=''
 PACKAGE_URL=''
 
@@ -1380,7 +1380,7 @@ 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 hypre 2.15.0 to adapt to many kinds of systems.
+\`configure' configures hypre 2.15.1 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1445,7 +1445,7 @@ fi
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of hypre 2.15.0:";;
+     short | recursive ) echo "Configuration of hypre 2.15.1:";;
    esac
   cat <<\_ACEOF
 
@@ -1710,7 +1710,7 @@ fi
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-hypre configure 2.15.0
+hypre configure 2.15.1
 generated by GNU Autoconf 2.69
 
 Copyright (C) 2012 Free Software Foundation, Inc.
@@ -2167,7 +2167,7 @@ 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 hypre $as_me 2.15.0, which was
+It was created by hypre $as_me 2.15.1, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   $ $0 $@
@@ -2553,8 +2553,8 @@ ac_configure="$SHELL $ac_aux_dir/configure"  # Please don't use this var.
 
 
 HYPRE_NAME="hypre"
-HYPRE_VERSION="2.15.0"
-HYPRE_DATE="2018/09/21"
+HYPRE_VERSION="2.15.1"
+HYPRE_DATE="2018/10/19"
 HYPRE_TIME="00:00:00"
 HYPRE_BUGS="hypre-support@llnl.gov"
 HYPRE_SRCDIR="`pwd`"
@@ -9157,7 +9157,7 @@ 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 hypre $as_me 2.15.0, which was
+This file was extended by hypre $as_me 2.15.1, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -9219,7 +9219,7 @@ _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
-hypre config.status 2.15.0
+hypre config.status 2.15.1
 configured by $0, generated by GNU Autoconf 2.69,
   with options \\"\$ac_cs_config\\"