2 files changed, 5 insertions, 1 deletions
diff --git a/ChangeLog b/ChangeLog
index 5f8de7ca65..b9b4cf0d1e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Mon Dec 29 19:38:01 2014  Yukihiro Matsumoto  <matz@ruby-lang.org>
+
+        * version.h (RUBY_VERSION): 2.3.0 development has started.
+
 Mon Dec 29 18:58:46 2014  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* re.c (unescape_nonascii): append excape sequence as-is not
diff --git a/version.h b/version.h
index d322b062b0..b88613a23e 100644
--- a/version.h
+++ b/version.h
@@ -1,4 +1,4 @@
-#define RUBY_VERSION "2.2.0"
+#define RUBY_VERSION "2.3.0"
 #define RUBY_RELEASE_DATE "2014-12-29"
 #define RUBY_PATCHLEVEL -1
 #define RUBY_BRANCH_NAME "trunk"