diff --git a/CHANGELOG.md b/CHANGELOG.md
index 25c0d05..88f12eb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,14 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - n/a
 
+## [3.4.0] - 2025-10-14
+
+### Added
+
+- `repo_content_sync` - supersedes `populate_ubi_dot_repos`, allowing the per-environment
+  configuration of selective content synchronization from RHEL repos to other products, including
+  but not limited to UBI DOT repos.
+
 ## [3.3.0] - 2025-01-15
 
 ### Added
@@ -121,7 +129,8 @@ CDN repos and feature flags which should be enabled on those repos.
 
 - Initial release
 
-[Unreleased]: https://github.com/release-engineering/cdn-definitions/compare/v3.3.0...HEAD
+[Unreleased]: https://github.com/release-engineering/cdn-definitions/compare/v3.4.0...HEAD
+[3.4.0]: https://github.com/release-engineering/cdn-definitions/compare/v3.3.0...v3.4.0
 [3.3.0]: https://github.com/release-engineering/cdn-definitions/compare/v3.2.0...v3.3.0
 [3.2.0]: https://github.com/release-engineering/cdn-definitions/compare/v3.1.0...v3.2.0
 [3.1.0]: https://github.com/release-engineering/cdn-definitions/compare/v3.0.0...v3.1.0
diff --git a/setup.py b/setup.py
index dc7b5c8..5a96410 100644
--- a/setup.py
+++ b/setup.py
@@ -21,7 +21,7 @@ def get_requirements():
 
 setup(
     name="cdn-definitions",
-    version="3.3.0",
+    version="3.4.0",
     author="Rohan McGovern",
     author_email="rmcgover@redhat.com",
     packages=find_packages("src"),