diff --git a/CHANGES.md b/CHANGES.md
index a13de7d..fd78aac 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,3 +1,14 @@
+0.2.3 2017-09-08
+---------------------------
+
+- update to libuv 1.14.1
+
+- new functions from `Lwt_io`: `Uwt_io.open_temp_file` and
+  `Uwt_io.with_temp_file`
+
+- `Uwt_base.Sys_info.win_version` now reports your current Windows
+  version, even if your executable is not manifested.
+
 0.2.2 2017-08-17
 ---------------------------
 
diff --git a/OMakefile b/OMakefile
index 108bac8..bfa59f2 100644
--- a/OMakefile
+++ b/OMakefile
@@ -1,6 +1,6 @@
 .PHONY: clean all distclean install uninstall lib test examples minimal
 
-VERSION=0.2.2
+VERSION=0.2.3
 PROJNAME=uwt
 USE_OCAMLFIND= true
 BYTE_ENABLED=	true
diff --git a/src/configure.ac b/src/configure.ac
index 2879ed0..6943f8e 100644
--- a/src/configure.ac
+++ b/src/configure.ac
@@ -1,4 +1,4 @@
-AC_INIT([uwt], [0.1.0],[andreashauptmann@t-online.de],[uwt])
+AC_INIT([uwt], [0.2.3],[andreashauptmann@t-online.de],[uwt])
 
 AC_PROG_CC