From 405c2efb456529f5072f815af839b0c60f8243c6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Martin=20J=2E=20K=C3=BChn?=
 <62713180+mknaranja@users.noreply.github.com>
Date: Sat, 27 Jun 2026 20:51:12 +0200
Subject: [PATCH 1/3] Update README.md

---
 README.md | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index 9e278ab05..758199983 100755
--- a/README.md
+++ b/README.md
@@ -191,9 +191,9 @@ Version 2.1.0 delivers performance optimizations, structural improvements, and e
     - Added tests for LU solver, convergence order, and solver validation across multiple settings.
     - Improved verbose output formatting for clearer settings and runtime information.
 
-### GMGPolar 2.2.0-G
+### GMGPolar 2.2.0
 
-Version 2.2.0-G contains, first, the experimental PCG setup as presented in Litz et al (2026). Second, GMGPolar's code and data structures have been reworked and integrated Kokkos to, eventually, allow a full integration in [Gysela-X](https://gyselax.github.io/).
+Version 2.2.0 contains, first, the experimental PCG setup as presented in Litz et al (2026). Second, GMGPolar's code and data structures have been reworked and integrated Kokkos to, eventually, allow a full integration in [Gysela-X](https://gyselax.github.io/).
 
 1. **Preconditioned Conjugate Gradient (PCG)**
    - Added PCG solver, allowing GMGPolar to be used as a preconditioner for CG instead of a standalone iterative solver.
@@ -219,4 +219,8 @@ Version 2.2.0-G contains, first, the experimental PCG setup as presented in Litz
 
 6. **Testing**
    - Added formatting validation tests and automatic CI testing with MUMPS.
+  
+### GMGPolar 2.3.0
+
+GMGPolar v2.3.0 finalizes the integration of Kokkos for GPU acceleration with GMGPolar.
    - Added Google Tests for PCG convergence validation.

From a26230755ee64784b6b38fd1c29bc8dcaa4d221d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Martin=20K=C3=BChn?= <Martin.Kuehn@DLR.de>
Date: Mon, 29 Jun 2026 10:49:27 +0200
Subject: [PATCH 2/3] minor corrections

---
 CMakeLists.txt | 2 +-
 README.md      | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index dbeec6be1..2660eb339 100755
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -9,7 +9,7 @@ option(GMGPOLAR_USE_LIKWID "Use LIKWID to measure code (regions)." OFF)
 option(GMGPOLAR_USE_MUMPS "Use MUMPS to solve linear systems." OFF)
 option(GMGPOLAR_ENABLE_COVERAGE "Enable code coverage reporting (requires GCC/Clang)" OFF)
 
-project(GMGPolar VERSION 2.1.0 LANGUAGES CXX)
+project(GMGPolar VERSION 2.3.1 LANGUAGES CXX)
 # MUMPS does not automatically provide Fortran libraries
 if (${GMGPOLAR_USE_MUMPS})
     enable_language(Fortran)
diff --git a/README.md b/README.md
index 758199983..82de031d5 100755
--- a/README.md
+++ b/README.md
@@ -219,8 +219,8 @@ Version 2.2.0 contains, first, the experimental PCG setup as presented in Litz e
 
 6. **Testing**
    - Added formatting validation tests and automatic CI testing with MUMPS.
-  
+   - Added Google Tests for PCG convergence validation.
+   
 ### GMGPolar 2.3.0
 
 GMGPolar v2.3.0 finalizes the integration of Kokkos for GPU acceleration with GMGPolar.
-   - Added Google Tests for PCG convergence validation.

From 1ad151853212a9bd016f97ca0229e82e17eb5ae8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Martin=20J=2E=20K=C3=BChn?=
 <62713180+mknaranja@users.noreply.github.com>
Date: Mon, 6 Jul 2026 20:31:26 +0200
Subject: [PATCH 3/3] Update README.md

Co-authored-by: Thomas Padioleau <thomas.padioleau@cea.fr>
---
 README.md | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/README.md b/README.md
index 82de031d5..600f45751 100755
--- a/README.md
+++ b/README.md
@@ -224,3 +224,7 @@ Version 2.2.0 contains, first, the experimental PCG setup as presented in Litz e
 ### GMGPolar 2.3.0
 
 GMGPolar v2.3.0 finalizes the integration of Kokkos for GPU acceleration with GMGPolar.
+
+### GMGPolar 2.3.1
+
+GMGPolar v2.3.1 fixes the version in the root CMakeLists.txt.