diff --git a/NEWS b/NEWS
index b6322e829..dd8479049 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,5 @@
+ver 0.23.13 (not yet released)
+
 ver 0.23.12 (2023/01/17)
 * input
   - curl: require CURL 7.55.0 or later
diff --git a/meson.build b/meson.build
index ae8a7a14b..e9925ee39 100644
--- a/meson.build
+++ b/meson.build
@@ -1,7 +1,7 @@
 project(
   'mpd',
   ['c', 'cpp'],
-  version: '0.23.12',
+  version: '0.23.13',
   meson_version: '>= 0.56.0',
   default_options: [
     'c_std=c11',