diff --git a/NEWS b/NEWS
index c66802a..ce35b85 100644
--- a/NEWS
+++ b/NEWS
@@ -1,5 +1,11 @@
 Copyright (C) 2014-2024 Tim Rühsen
 
+13.01.2024 Release V0.21.3
+  * Improved build with meson
+  * Fixed and improved build on Windows
+  * Improved build instructions
+  * Install psl-make-dafsa
+
 26.12.2022 Release V0.21.2
   * Increased internal label size
   * Meson build improvements (needs meson >= 0.60.0)
diff --git a/libtool_version_info.txt b/libtool_version_info.txt
index e86a9f5..5be0be0 100644
--- a/libtool_version_info.txt
+++ b/libtool_version_info.txt
@@ -1 +1 @@
-8:4:3
+8:5:3
diff --git a/version.txt b/version.txt
index 59dad10..16eb94e 100644
--- a/version.txt
+++ b/version.txt
@@ -1 +1 @@
-0.21.2
+0.21.3