diff --git a/.changes/1.37.21.json b/.changes/1.37.21.json
new file mode 100644
index 000000000000..a7948e24d32b
--- /dev/null
+++ b/.changes/1.37.21.json
@@ -0,0 +1,37 @@
+[
+  {
+    "category": "``codebuild``",
+    "description": "Added test suite names to test case metadata",
+    "type": "api-change"
+  },
+  {
+    "category": "``connect``",
+    "description": "Release Notes: 1) Analytics API enhancements: Added new ListAnalyticsDataLakeDataSets API. 2)  Onboarding API Idempotency: Adds ClientToken to instance creation and management APIs to support idempotency.",
+    "type": "api-change"
+  },
+  {
+    "category": "``dms``",
+    "description": "Introduces premigration assessment feature to DMS Serverless API for start-replication and describe-replications",
+    "type": "api-change"
+  },
+  {
+    "category": "``rds-data``",
+    "description": "Add support for Stop DB feature.",
+    "type": "api-change"
+  },
+  {
+    "category": "``s3``",
+    "description": "Added support for Content-Range header in HeadObject response.",
+    "type": "api-change"
+  },
+  {
+    "category": "``wafv2``",
+    "description": "The WAFv2 API now supports configuring data protection in webACLs.",
+    "type": "api-change"
+  },
+  {
+    "category": "``workspaces-thin-client``",
+    "description": "Update Environment and Device name field definitions",
+    "type": "api-change"
+  }
+]
\ No newline at end of file
diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 2eff5690d916..e158fdfc5219 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -2,6 +2,18 @@
 CHANGELOG
 =========
 
+1.37.21
+=======
+
+* api-change:``codebuild``: Added test suite names to test case metadata
+* api-change:``connect``: Release Notes: 1) Analytics API enhancements: Added new ListAnalyticsDataLakeDataSets API. 2)  Onboarding API Idempotency: Adds ClientToken to instance creation and management APIs to support idempotency.
+* api-change:``dms``: Introduces premigration assessment feature to DMS Serverless API for start-replication and describe-replications
+* api-change:``rds-data``: Add support for Stop DB feature.
+* api-change:``s3``: Added support for Content-Range header in HeadObject response.
+* api-change:``wafv2``: The WAFv2 API now supports configuring data protection in webACLs.
+* api-change:``workspaces-thin-client``: Update Environment and Device name field definitions
+
+
 1.37.20
 =======
 
diff --git a/awscli/__init__.py b/awscli/__init__.py
index c9b63a1dfc66..733e8c593165 100644
--- a/awscli/__init__.py
+++ b/awscli/__init__.py
@@ -18,7 +18,7 @@
 
 import os
 
-__version__ = '1.37.20'
+__version__ = '1.37.21'
 
 #
 # Get our data path to be added to botocore's search path
diff --git a/doc/source/conf.py b/doc/source/conf.py
index 1d8b31a15740..6002f9bf2271 100644
--- a/doc/source/conf.py
+++ b/doc/source/conf.py
@@ -52,7 +52,7 @@
 # The short X.Y version.
 version = '1.37.'
 # The full version, including alpha/beta/rc tags.
-release = '1.37.20'
+release = '1.37.21'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
diff --git a/setup.cfg b/setup.cfg
index b753e9856f01..2aafa2a28617 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -3,7 +3,7 @@ universal = 0
 
 [metadata]
 requires_dist =
-        botocore==1.36.20
+        botocore==1.36.21
         docutils>=0.10,<0.17
         s3transfer>=0.11.0,<0.12.0
         PyYAML>=3.10,<6.1
diff --git a/setup.py b/setup.py
index bde457bb5db0..ee94b91af393 100644
--- a/setup.py
+++ b/setup.py
@@ -24,7 +24,7 @@ def find_version(*file_paths):
 
 
 install_requires = [
-    'botocore==1.36.20',
+    'botocore==1.36.21',
     'docutils>=0.10,<0.17',
     's3transfer>=0.11.0,<0.12.0',
     'PyYAML>=3.10,<6.1',