diff --git a/.changes/1.12.158.json b/.changes/1.12.158.json
new file mode 100644
index 0000000000..446b0f0d84
--- /dev/null
+++ b/.changes/1.12.158.json
@@ -0,0 +1,32 @@
+[
+  {
+    "category": "``ssm``", 
+    "description": "Update ssm client to latest version", 
+    "type": "api-change"
+  }, 
+  {
+    "category": "``securityhub``", 
+    "description": "Update securityhub client to latest version", 
+    "type": "api-change"
+  }, 
+  {
+    "category": "``iotthingsgraph``", 
+    "description": "Update iotthingsgraph client to latest version", 
+    "type": "api-change"
+  }, 
+  {
+    "category": "``dlm``", 
+    "description": "Update dlm client to latest version", 
+    "type": "api-change"
+  }, 
+  {
+    "category": "``rds``", 
+    "description": "Update rds client to latest version", 
+    "type": "api-change"
+  }, 
+  {
+    "category": "``ec2``", 
+    "description": "Update ec2 client to latest version", 
+    "type": "api-change"
+  }
+]
\ No newline at end of file
diff --git a/.changes/next-release/api-change-dlm-66666.json b/.changes/next-release/api-change-dlm-66666.json
deleted file mode 100644
index 4a0ee873f2..0000000000
--- a/.changes/next-release/api-change-dlm-66666.json
+++ /dev/null
@@ -1,5 +0,0 @@
-{
-  "category": "``dlm``", 
-  "type": "api-change", 
-  "description": "Update dlm client to latest version"
-}
diff --git a/.changes/next-release/api-change-ec2-39452.json b/.changes/next-release/api-change-ec2-39452.json
deleted file mode 100644
index c936aeaa44..0000000000
--- a/.changes/next-release/api-change-ec2-39452.json
+++ /dev/null
@@ -1,5 +0,0 @@
-{
-  "category": "``ec2``", 
-  "type": "api-change", 
-  "description": "Update ec2 client to latest version"
-}
diff --git a/.changes/next-release/api-change-iotthingsgraph-5974.json b/.changes/next-release/api-change-iotthingsgraph-5974.json
deleted file mode 100644
index 76db417ffd..0000000000
--- a/.changes/next-release/api-change-iotthingsgraph-5974.json
+++ /dev/null
@@ -1,5 +0,0 @@
-{
-  "category": "``iotthingsgraph``", 
-  "type": "api-change", 
-  "description": "Update iotthingsgraph client to latest version"
-}
diff --git a/.changes/next-release/api-change-rds-99169.json b/.changes/next-release/api-change-rds-99169.json
deleted file mode 100644
index 7bd5ebf7a6..0000000000
--- a/.changes/next-release/api-change-rds-99169.json
+++ /dev/null
@@ -1,5 +0,0 @@
-{
-  "category": "``rds``", 
-  "type": "api-change", 
-  "description": "Update rds client to latest version"
-}
diff --git a/.changes/next-release/api-change-securityhub-21581.json b/.changes/next-release/api-change-securityhub-21581.json
deleted file mode 100644
index 2b93e4724a..0000000000
--- a/.changes/next-release/api-change-securityhub-21581.json
+++ /dev/null
@@ -1,5 +0,0 @@
-{
-  "category": "``securityhub``", 
-  "type": "api-change", 
-  "description": "Update securityhub client to latest version"
-}
diff --git a/.changes/next-release/api-change-ssm-24032.json b/.changes/next-release/api-change-ssm-24032.json
deleted file mode 100644
index b95df938a4..0000000000
--- a/.changes/next-release/api-change-ssm-24032.json
+++ /dev/null
@@ -1,5 +0,0 @@
-{
-  "category": "``ssm``", 
-  "type": "api-change", 
-  "description": "Update ssm client to latest version"
-}
diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 2aaad56ab7..c7d6205392 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -2,6 +2,17 @@
 CHANGELOG
 =========
 
+1.12.158
+========
+
+* api-change:``ssm``: Update ssm client to latest version
+* api-change:``securityhub``: Update securityhub client to latest version
+* api-change:``iotthingsgraph``: Update iotthingsgraph client to latest version
+* api-change:``dlm``: Update dlm client to latest version
+* api-change:``rds``: Update rds client to latest version
+* api-change:``ec2``: Update ec2 client to latest version
+
+
 1.12.157
 ========
 
diff --git a/botocore/__init__.py b/botocore/__init__.py
index f997b46b0a..f057298042 100644
--- a/botocore/__init__.py
+++ b/botocore/__init__.py
@@ -16,7 +16,7 @@
 import re
 import logging
 
-__version__ = '1.12.157'
+__version__ = '1.12.158'
 
 
 class NullHandler(logging.Handler):
diff --git a/docs/source/conf.py b/docs/source/conf.py
index 569496fe16..b4affd70f2 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -54,7 +54,7 @@
 # The short X.Y version.
 version = '1.12.1'
 # The full version, including alpha/beta/rc tags.
-release = '1.12.157'
+release = '1.12.158'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.