diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 9b2cc73a8..aeda91d84 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "6.2.1"
+  ".": "7.0.0"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1c7810817..4609f4014 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,17 @@ For more details regarding the individual PRs and contributors, please refer to
 
 ---
 
+## [7.0.0](https://github.com/flixOpt/flixopt/compare/v6.2.1...v7.0.0) (2026-07-07)
+
+
+### ⚠ BREAKING CHANGES
+
+* migrate clustering from tsam to tsam_xarray ([#654](https://github.com/flixOpt/flixopt/issues/654))
+
+### Code Refactoring
+
+* migrate clustering from tsam to tsam_xarray ([#654](https://github.com/flixOpt/flixopt/issues/654)) ([8c2e3ce](https://github.com/flixOpt/flixopt/commit/8c2e3ce4e53b87fd3eb110da12e84ca774513cc9))
+
 ## [6.2.1](https://github.com/flixOpt/flixopt/compare/v6.2.0...v6.2.1) (2026-07-07)
 
 
diff --git a/CITATION.cff b/CITATION.cff
index 4ad9f805d..67eb2d2ea 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: 6.2.1 # x-release-please-version
+version: 7.0.0 # x-release-please-version
 date-released: 2026-07-07
 url: "https://github.com/flixOpt/flixopt"
 repository-code: "https://github.com/flixOpt/flixopt"