diff --git a/configure b/configure
index d417b507b0..ec6ae26a9e 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 PostgreSQL 9.5alpha1.
+# Generated by GNU Autoconf 2.69 for PostgreSQL 9.5alpha2.
 #
 # Report bugs to <pgsql-bugs@postgresql.org>.
 #
@@ -582,8 +582,8 @@ MAKEFLAGS=
 # Identity of this package.
 PACKAGE_NAME='PostgreSQL'
 PACKAGE_TARNAME='postgresql'
-PACKAGE_VERSION='9.5alpha1'
-PACKAGE_STRING='PostgreSQL 9.5alpha1'
+PACKAGE_VERSION='9.5alpha2'
+PACKAGE_STRING='PostgreSQL 9.5alpha2'
 PACKAGE_BUGREPORT='pgsql-bugs@postgresql.org'
 PACKAGE_URL=''
 
@@ -1395,7 +1395,7 @@ 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 PostgreSQL 9.5alpha1 to adapt to many kinds of systems.
+\`configure' configures PostgreSQL 9.5alpha2 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1460,7 +1460,7 @@ fi
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of PostgreSQL 9.5alpha1:";;
+     short | recursive ) echo "Configuration of PostgreSQL 9.5alpha2:";;
    esac
   cat <<\_ACEOF
 
@@ -1610,7 +1610,7 @@ fi
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-PostgreSQL configure 9.5alpha1
+PostgreSQL configure 9.5alpha2
 generated by GNU Autoconf 2.69
 
 Copyright (C) 2012 Free Software Foundation, Inc.
@@ -2321,7 +2321,7 @@ 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 PostgreSQL $as_me 9.5alpha1, which was
+It was created by PostgreSQL $as_me 9.5alpha2, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   $ $0 $@
@@ -16144,7 +16144,7 @@ cat >>$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 PostgreSQL $as_me 9.5alpha1, which was
+This file was extended by PostgreSQL $as_me 9.5alpha2, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -16214,7 +16214,7 @@ _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
-PostgreSQL config.status 9.5alpha1
+PostgreSQL config.status 9.5alpha2
 configured by $0, generated by GNU Autoconf 2.69,
   with options \\"\$ac_cs_config\\"
 
diff --git a/configure.in b/configure.in
index 9988241447..c4383feb0d 100644
--- a/configure.in
+++ b/configure.in
@@ -17,7 +17,7 @@ dnl Read the Autoconf manual for details.
 dnl
 m4_pattern_forbid(^PGAC_)dnl to catch undefined macros
 
-AC_INIT([PostgreSQL], [9.5alpha1], [pgsql-bugs@postgresql.org])
+AC_INIT([PostgreSQL], [9.5alpha2], [pgsql-bugs@postgresql.org])
 
 m4_if(m4_defn([m4_PACKAGE_VERSION]), [2.69], [], [m4_fatal([Autoconf version 2.69 is required.
 Untested combinations of 'autoconf' and PostgreSQL versions are not
diff --git a/doc/bug.template b/doc/bug.template
index 78d7421b0b..a41d87a2fa 100644
--- a/doc/bug.template
+++ b/doc/bug.template
@@ -27,7 +27,7 @@ System Configuration:
 
   Operating System (example: Linux 2.4.18)	:
 
-  PostgreSQL version (example: PostgreSQL 9.5alpha1):  PostgreSQL 9.5alpha1
+  PostgreSQL version (example: PostgreSQL 9.5alpha2):  PostgreSQL 9.5alpha2
 
   Compiler used (example: gcc 3.3.5)		:
 
diff --git a/src/include/pg_config.h.win32 b/src/include/pg_config.h.win32
index 09c194f34b..4f0fe4cb20 100644
--- a/src/include/pg_config.h.win32
+++ b/src/include/pg_config.h.win32
@@ -563,10 +563,10 @@
 #define PACKAGE_NAME "PostgreSQL"
 
 /* Define to the full name and version of this package. */
-#define PACKAGE_STRING "PostgreSQL 9.5alpha1"
+#define PACKAGE_STRING "PostgreSQL 9.5alpha2"
 
 /* Define to the version of this package. */
-#define PACKAGE_VERSION "9.5alpha1"
+#define PACKAGE_VERSION "9.5alpha2"
 
 /* Define to the name of a signed 128-bit integer type. */
 #undef PG_INT128_TYPE
@@ -575,7 +575,7 @@
 #define PG_INT64_TYPE long long int
 
 /* PostgreSQL version as a string */
-#define PG_VERSION "9.5alpha1"
+#define PG_VERSION "9.5alpha2"
 
 /* PostgreSQL version as a number */
 #define PG_VERSION_NUM 90500