diff --git a/.changes/1.34.99.json b/.changes/1.34.99.json
new file mode 100644
index 0000000000..a35f75bba1
--- /dev/null
+++ b/.changes/1.34.99.json
@@ -0,0 +1,7 @@
+[
+  {
+    "category": "``medialive``",
+    "description": "[``botocore``] AWS Elemental MediaLive now supports configuring how SCTE 35 passthrough triggers segment breaks in HLS and MediaPackage output groups. Previously, messages triggered breaks in all these output groups. The new option is to trigger segment breaks only in groups that have SCTE 35 passthrough enabled.",
+    "type": "api-change"
+  }
+]
\ No newline at end of file
diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index f019af9b81..90919f6e63 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -2,6 +2,12 @@
 CHANGELOG
 =========
 
+1.34.99
+=======
+
+* api-change:``medialive``: [``botocore``] AWS Elemental MediaLive now supports configuring how SCTE 35 passthrough triggers segment breaks in HLS and MediaPackage output groups. Previously, messages triggered breaks in all these output groups. The new option is to trigger segment breaks only in groups that have SCTE 35 passthrough enabled.
+
+
 1.34.98
 =======
 
diff --git a/boto3/__init__.py b/boto3/__init__.py
index c3fc17d42f..99128cf785 100644
--- a/boto3/__init__.py
+++ b/boto3/__init__.py
@@ -17,7 +17,7 @@
 from boto3.session import Session
 
 __author__ = 'Amazon Web Services'
-__version__ = '1.34.98'
+__version__ = '1.34.99'
 
 
 # The default Boto3 session; autoloaded when needed.
diff --git a/setup.cfg b/setup.cfg
index 7994bfa15e..81a81e226e 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -3,7 +3,7 @@ universal = 0
 
 [metadata]
 requires_dist =
-    botocore>=1.34.98,<1.35.0
+    botocore>=1.34.99,<1.35.0
     jmespath>=0.7.1,<2.0.0
     s3transfer>=0.10.0,<0.11.0
 
diff --git a/setup.py b/setup.py
index 18b96dbc5a..a02e27133d 100644
--- a/setup.py
+++ b/setup.py
@@ -13,7 +13,7 @@
 
 
 requires = [
-    'botocore>=1.34.98,<1.35.0',
+    'botocore>=1.34.99,<1.35.0',
     'jmespath>=0.7.1,<2.0.0',
     's3transfer>=0.10.0,<0.11.0',
 ]