diff --git a/python-textX-4.2.3.tar.gz b/python-textX-4.2.3.tar.gz
deleted file mode 100644
index 3a6cf6a..0000000
--- a/python-textX-4.2.3.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:b96a4c68b1505742a675970490e91945f2c5fe27ef3f0246fa9b01d28c7d7d5d
-size 2137561
diff --git a/python-textX-4.3.0.tar.gz b/python-textX-4.3.0.tar.gz
new file mode 100644
index 0000000..c8d3d7d
--- /dev/null
+++ b/python-textX-4.3.0.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:94fed80d3023bb8b3edf8fde7e60571a27f2869916a9b35586769dc8601f075f
+size 2228585
diff --git a/python-textX.changes b/python-textX.changes
index 0147c57..349372d 100644
--- a/python-textX.changes
+++ b/python-textX.changes
@@ -1,3 +1,11 @@
+-------------------------------------------------------------------
+Tue Jan 27 17:15:51 UTC 2026 - Dirk Müller <dmueller@suse.com>
+
+- update to 4.3.0:
+  * Custom generator parameters description with validation.
+  * Docs moved to Nix flake setup.
+  * Reworked project setup.
+
 -------------------------------------------------------------------
 Wed Oct 29 13:29:37 UTC 2025 - John Paul Adrian Glaubitz <adrian.glaubitz@suse.com>
 
diff --git a/python-textX.spec b/python-textX.spec
index f8401bd..5d6cfd9 100644
--- a/python-textX.spec
+++ b/python-textX.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package python-textX
 #
-# Copyright (c) 2025 SUSE LLC
+# Copyright (c) 2026 SUSE LLC and contributors
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -15,9 +15,10 @@
 # Please submit bugfixes or comments via https://bugs.opensuse.org/
 #
 
+
 %{?sle15_python_module_pythons}
 Name:           python-textX
-Version:        4.2.3
+Version:        4.3.0
 Release:        0
 Summary:        Meta-language for DSL implementation inspired by Xtext
 License:        MIT