diff --git a/datadog_lambda/version.py b/datadog_lambda/version.py
index 9ce3b4e7..537f13a7 100644
--- a/datadog_lambda/version.py
+++ b/datadog_lambda/version.py
@@ -1 +1 @@
-__version__ = "8.121.0.dev0"
+__version__ = "8.121.0"
diff --git a/pyproject.toml b/pyproject.toml
index a9eeca23..3f152b9d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "datadog_lambda"
-version = "8.121.0.dev0"
+version = "8.121.0"
 description = "The Datadog AWS Lambda Library"
 authors = ["Datadog, Inc. <dev@datadoghq.com>"]