diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 9995fe5..32ac658 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "7.0.1"
+  ".": "8.0.0"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 15fc7e8..f480391 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,18 @@
 # Changelog
 
+## [8.0.0](https://github.com/Flagsmith/flagsmith-engine/compare/v7.0.1...v8.0.0) (2025-10-10)
+
+### ⚠ BREAKING CHANGES
+
+- Use new `EvaluationResult`, updated test data ([#261](https://github.com/Flagsmith/flagsmith-engine/issues/261))
+
+### Features
+
+- Support segment metadata ([#264](https://github.com/Flagsmith/flagsmith-engine/issues/264))
+  ([6a030da](https://github.com/Flagsmith/flagsmith-engine/commit/6a030da1088efb597c3fb9197d9f9cc01dd5df4c))
+- Use new `EvaluationResult`, updated test data ([#261](https://github.com/Flagsmith/flagsmith-engine/issues/261))
+  ([8eaa386](https://github.com/Flagsmith/flagsmith-engine/commit/8eaa386b43260b789765338bafeff219a4be33df))
+
 ## [7.0.1](https://github.com/Flagsmith/flagsmith-engine/compare/v7.0.0...v7.0.1) (2025-09-11)
 
 ### Bug Fixes
diff --git a/setup.py b/setup.py
index a381d45..3ac93fb 100644
--- a/setup.py
+++ b/setup.py
@@ -2,7 +2,7 @@
 
 setup(
     name="flagsmith-flag-engine",
-    version="7.0.1",
+    version="8.0.0",
     author="Flagsmith",
     author_email="support@flagsmith.com",
     packages=find_packages(include=["flag_engine", "flag_engine.*"]),