diff --git a/.changes/1.26.4.json b/.changes/1.26.4.json
new file mode 100644
index 000000000000..d459be4f345e
--- /dev/null
+++ b/.changes/1.26.4.json
@@ -0,0 +1,32 @@
+[
+  {
+    "category": "``apprunner``",
+    "description": "AWS App Runner adds .NET 6, Go 1, PHP 8.1 and Ruby 3.1 runtimes.",
+    "type": "api-change"
+  },
+  {
+    "category": "``appstream``",
+    "description": "This release includes CertificateBasedAuthProperties in CreateDirectoryConfig and UpdateDirectoryConfig.",
+    "type": "api-change"
+  },
+  {
+    "category": "``cloud9``",
+    "description": "Update to the documentation section of the Cloud9 API Reference guide.",
+    "type": "api-change"
+  },
+  {
+    "category": "``cloudformation``",
+    "description": "This release adds more fields to improves visibility of AWS CloudFormation StackSets information in following APIs: ListStackInstances, DescribeStackInstance, ListStackSetOperationResults, ListStackSetOperations, DescribeStackSetOperation.",
+    "type": "api-change"
+  },
+  {
+    "category": "``gamesparks``",
+    "description": "Add LATEST as a possible GameSDK Version on snapshot",
+    "type": "api-change"
+  },
+  {
+    "category": "``mediatailor``",
+    "description": "This release introduces support for SCTE-35 segmentation descriptor messages which can be sent within time signal messages.",
+    "type": "api-change"
+  }
+]
\ No newline at end of file
diff --git a/.changes/next-release/api-change-apprunner-24196.json b/.changes/next-release/api-change-apprunner-24196.json
deleted file mode 100644
index 0e5d3d95e688..000000000000
--- a/.changes/next-release/api-change-apprunner-24196.json
+++ /dev/null
@@ -1,5 +0,0 @@
-{
-  "type": "api-change",
-  "category": "``apprunner``",
-  "description": "AWS App Runner adds .NET 6, Go 1, PHP 8.1 and Ruby 3.1 runtimes."
-}
diff --git a/.changes/next-release/api-change-appstream-74494.json b/.changes/next-release/api-change-appstream-74494.json
deleted file mode 100644
index 52372ef474ac..000000000000
--- a/.changes/next-release/api-change-appstream-74494.json
+++ /dev/null
@@ -1,5 +0,0 @@
-{
-  "type": "api-change",
-  "category": "``appstream``",
-  "description": "This release includes CertificateBasedAuthProperties in CreateDirectoryConfig and UpdateDirectoryConfig."
-}
diff --git a/.changes/next-release/api-change-cloud9-81991.json b/.changes/next-release/api-change-cloud9-81991.json
deleted file mode 100644
index 72c46a95e1ab..000000000000
--- a/.changes/next-release/api-change-cloud9-81991.json
+++ /dev/null
@@ -1,5 +0,0 @@
-{
-  "type": "api-change",
-  "category": "``cloud9``",
-  "description": "Update to the documentation section of the Cloud9 API Reference guide."
-}
diff --git a/.changes/next-release/api-change-cloudformation-90431.json b/.changes/next-release/api-change-cloudformation-90431.json
deleted file mode 100644
index 030bc99c7cd1..000000000000
--- a/.changes/next-release/api-change-cloudformation-90431.json
+++ /dev/null
@@ -1,5 +0,0 @@
-{
-  "type": "api-change",
-  "category": "``cloudformation``",
-  "description": "This release adds more fields to improves visibility of AWS CloudFormation StackSets information in following APIs: ListStackInstances, DescribeStackInstance, ListStackSetOperationResults, ListStackSetOperations, DescribeStackSetOperation."
-}
diff --git a/.changes/next-release/api-change-gamesparks-70374.json b/.changes/next-release/api-change-gamesparks-70374.json
deleted file mode 100644
index 796d8f844a3b..000000000000
--- a/.changes/next-release/api-change-gamesparks-70374.json
+++ /dev/null
@@ -1,5 +0,0 @@
-{
-  "type": "api-change",
-  "category": "``gamesparks``",
-  "description": "Add LATEST as a possible GameSDK Version on snapshot"
-}
diff --git a/.changes/next-release/api-change-mediatailor-57898.json b/.changes/next-release/api-change-mediatailor-57898.json
deleted file mode 100644
index 9838c541db86..000000000000
--- a/.changes/next-release/api-change-mediatailor-57898.json
+++ /dev/null
@@ -1,5 +0,0 @@
-{
-  "type": "api-change",
-  "category": "``mediatailor``",
-  "description": "This release introduces support for SCTE-35 segmentation descriptor messages which can be sent within time signal messages."
-}
diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index ecc2ef9d3c29..e135ffe916b1 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -2,6 +2,17 @@
 CHANGELOG
 =========
 
+1.26.4
+======
+
+* api-change:``apprunner``: AWS App Runner adds .NET 6, Go 1, PHP 8.1 and Ruby 3.1 runtimes.
+* api-change:``appstream``: This release includes CertificateBasedAuthProperties in CreateDirectoryConfig and UpdateDirectoryConfig.
+* api-change:``cloud9``: Update to the documentation section of the Cloud9 API Reference guide.
+* api-change:``cloudformation``: This release adds more fields to improves visibility of AWS CloudFormation StackSets information in following APIs: ListStackInstances, DescribeStackInstance, ListStackSetOperationResults, ListStackSetOperations, DescribeStackSetOperation.
+* api-change:``gamesparks``: Add LATEST as a possible GameSDK Version on snapshot
+* api-change:``mediatailor``: This release introduces support for SCTE-35 segmentation descriptor messages which can be sent within time signal messages.
+
+
 1.26.3
 ======
 
diff --git a/awscli/__init__.py b/awscli/__init__.py
index 173776c15033..65859c72d9ad 100644
--- a/awscli/__init__.py
+++ b/awscli/__init__.py
@@ -17,7 +17,7 @@
 """
 import os
 
-__version__ = '1.26.3'
+__version__ = '1.26.4'
 
 #
 # 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 555c4b3dfdc0..5c946c5ff565 100644
--- a/doc/source/conf.py
+++ b/doc/source/conf.py
@@ -52,7 +52,7 @@
 # The short X.Y version.
 version = '1.26'
 # The full version, including alpha/beta/rc tags.
-release = '1.26.3'
+release = '1.26.4'
 
 # 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 e02251170e01..c1daff4ec511 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -3,7 +3,7 @@ universal = 0
 
 [metadata]
 requires_dist =
-        botocore==1.28.3
+        botocore==1.28.4
         docutils>=0.10,<0.17
         s3transfer>=0.6.0,<0.7.0
         PyYAML>=3.10,<5.5
diff --git a/setup.py b/setup.py
index 4bd92b736eae..22e0521b9573 100644
--- a/setup.py
+++ b/setup.py
@@ -24,7 +24,7 @@ def find_version(*file_paths):
 
 
 install_requires = [
-    'botocore==1.28.3',
+    'botocore==1.28.4',
     'docutils>=0.10,<0.17',
     's3transfer>=0.6.0,<0.7.0',
     'PyYAML>=3.10,<5.5',