diff --git a/.changes/1.34.27.json b/.changes/1.34.27.json
new file mode 100644
index 000000000000..49b22905de81
--- /dev/null
+++ b/.changes/1.34.27.json
@@ -0,0 +1,17 @@
+[
+  {
+    "category": "``cloudtrail``",
+    "description": "Doc-only update for CloudTrail network activity events release (in preview)",
+    "type": "api-change"
+  },
+  {
+    "category": "``ec2``",
+    "description": "Updates to documentation for the transit gateway security group referencing feature.",
+    "type": "api-change"
+  },
+  {
+    "category": "``fsx``",
+    "description": "Doc-only update to address Lustre S3 hard-coded names.",
+    "type": "api-change"
+  }
+]
\ No newline at end of file
diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index f302ac4e470b..1251227062b4 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -2,6 +2,14 @@
 CHANGELOG
 =========
 
+1.34.27
+=======
+
+* api-change:``cloudtrail``: Doc-only update for CloudTrail network activity events release (in preview)
+* api-change:``ec2``: Updates to documentation for the transit gateway security group referencing feature.
+* api-change:``fsx``: Doc-only update to address Lustre S3 hard-coded names.
+
+
 1.34.26
 =======
 
diff --git a/awscli/__init__.py b/awscli/__init__.py
index c19cc600ad18..15b62a72c8c9 100644
--- a/awscli/__init__.py
+++ b/awscli/__init__.py
@@ -18,7 +18,7 @@
 
 import os
 
-__version__ = '1.34.26'
+__version__ = '1.34.27'
 
 #
 # 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 f3591bb02ae6..93c810fa7a0f 100644
--- a/doc/source/conf.py
+++ b/doc/source/conf.py
@@ -52,7 +52,7 @@
 # The short X.Y version.
 version = '1.34.'
 # The full version, including alpha/beta/rc tags.
-release = '1.34.26'
+release = '1.34.27'
 
 # 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 05225ea19f98..9b726ab865a5 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -3,7 +3,7 @@ universal = 0
 
 [metadata]
 requires_dist =
-        botocore==1.35.26
+        botocore==1.35.27
         docutils>=0.10,<0.17
         s3transfer>=0.10.0,<0.11.0
         PyYAML>=3.10,<6.1
diff --git a/setup.py b/setup.py
index 90576371fa2c..bba8a61fe38f 100644
--- a/setup.py
+++ b/setup.py
@@ -24,7 +24,7 @@ def find_version(*file_paths):
 
 
 install_requires = [
-    'botocore==1.35.26',
+    'botocore==1.35.27',
     'docutils>=0.10,<0.17',
     's3transfer>=0.10.0,<0.11.0',
     'PyYAML>=3.10,<6.1',