diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2039b62bc..c3b04a6d9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,7 +6,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased](https://github.com/solarwinds/apm-python/compare/rel-5.2.1...HEAD)
 
-## [5.2.1.0](https://github.com/solarwinds/apm-python/releases/tag/rel-5.2.1) - 2025-12-15
+## [5.2.1](https://github.com/solarwinds/apm-python/releases/tag/rel-5.2.1) - 2025-12-16
 
 ### Added
 - Added Copilot instructions ([#723](https://github.com/solarwinds/apm-python/pull/723))
diff --git a/image/requirements-nodeps.txt b/image/requirements-nodeps.txt
index 38c0a4a24..41fc87370 100644
--- a/image/requirements-nodeps.txt
+++ b/image/requirements-nodeps.txt
@@ -1 +1 @@
-solarwinds_apm==5.2.0
+solarwinds_apm==5.2.1
diff --git a/solarwinds_apm/version.py b/solarwinds_apm/version.py
index f186a424b..98886d260 100644
--- a/solarwinds_apm/version.py
+++ b/solarwinds_apm/version.py
@@ -1 +1 @@
-__version__ = "5.2.1.0"
+__version__ = "5.2.1"