From 7138b9df707f65395053154ebfd1cceb6e0affee Mon Sep 17 00:00:00 2001
From: "flixopt-release-bot[bot]"
 <246706635+flixopt-release-bot[bot]@users.noreply.github.com>
Date: Mon, 19 Oct 2026 13:27:33 +0000
Subject: [PATCH] chore(main): release 9.1.0

---
 .release-please-manifest.json | 2 +-
 CHANGELOG.md                  | 7 +++++++
 CITATION.cff                  | 2 +-
 3 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 928566934..9695e0ec5 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "9.0.0"
+  ".": "9.1.0"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 14f1dc84d..fd4685ac4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,13 @@ For more details regarding the individual PRs and contributors, please refer to
 
 ---
 
+## [9.1.0](https://github.com/flixOpt/flixopt/compare/v9.0.0...v9.1.0) (2026-10-19)
+
+
+### Features
+
+* add XpressSolver; fix HighsSolver threads ([#788](https://github.com/flixOpt/flixopt/issues/788)) ([470c9e9](https://github.com/flixOpt/flixopt/commit/470c9e9de3108262b92d3b2b096d7242e552acfc))
+
 ## [9.0.0](https://github.com/flixOpt/flixopt/compare/v8.1.0...v9.0.0) (2026-09-08)
 
 
diff --git a/CITATION.cff b/CITATION.cff
index f94f09378..297593247 100644
--- a/CITATION.cff
+++ b/CITATION.cff
@@ -2,7 +2,7 @@ cff-version: 1.2.0
 message: "If you use this software, please cite it as below and consider citing the related publication."
 type: software
 title: "flixopt"
-version: 9.0.0 # x-release-please-version
+version: 9.1.0 # x-release-please-version
 date-released: 2026-09-08
 url: "https://github.com/flixOpt/flixopt"
 repository-code: "https://github.com/flixOpt/flixopt"