diff --git a/configure.ac b/configure.ac
index 864477b8fc8485f6deeb30e940bbaa3e6a0757de..af0dbf261122fbd70065f1919aa70cd3d77efbed 100644
--- a/configure.ac
+++ b/configure.ac
@@ -3,7 +3,7 @@ dnl Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson
 dnl Copyright (c) 2007-2013, The Tor Project, Inc.
 dnl See LICENSE for licensing information
 
-AC_INIT([tor],[0.2.4.10-alpha-dev])
+AC_INIT([tor],[0.2.5.0-dev])
 AC_CONFIG_SRCDIR([src/or/main.c])
 AC_CONFIG_MACRO_DIR([m4])
 AM_INIT_AUTOMAKE
diff --git a/contrib/tor-mingw.nsi.in b/contrib/tor-mingw.nsi.in
index d5379bd578c2497c5323d9157fca55b58640ecdf..ef3d16ac4a9c39b0ae05a7f323d1c2a53b6a4d23 100644
--- a/contrib/tor-mingw.nsi.in
+++ b/contrib/tor-mingw.nsi.in
@@ -8,7 +8,7 @@
 !include "LogicLib.nsh"
 !include "FileFunc.nsh"
 !insertmacro GetParameters
-!define VERSION "0.2.4.10-alpha-dev"
+!define VERSION "0.2.5.0-dev"
 !define INSTALLER "tor-${VERSION}-win32.exe"
 !define WEBSITE "https://www.torproject.org/"
 !define LICENSE "LICENSE"
diff --git a/src/win32/orconfig.h b/src/win32/orconfig.h
index f5d5cf4460c7d3cb10112dc12c1d94583215af53..9ba991fe9bbc986de7eedc7d3157598340ce485a 100644
--- a/src/win32/orconfig.h
+++ b/src/win32/orconfig.h
@@ -241,7 +241,7 @@
 #define USING_TWOS_COMPLEMENT
 
 /* Version number of package */
-#define VERSION "0.2.4.10-alpha-dev"
+#define VERSION "0.2.5.0-dev"