diff --git a/.changes/1.9.86.json b/.changes/1.9.86.json
new file mode 100644
index 0000000000..d763a71f83
--- /dev/null
+++ b/.changes/1.9.86.json
@@ -0,0 +1,22 @@
+[
+  {
+    "category": "``devicefarm``", 
+    "description": "[``botocore``] Update devicefarm client to latest version", 
+    "type": "api-change"
+  }, 
+  {
+    "category": "``codecommit``", 
+    "description": "[``botocore``] Update codecommit client to latest version", 
+    "type": "api-change"
+  }, 
+  {
+    "category": "``medialive``", 
+    "description": "[``botocore``] Update medialive client to latest version", 
+    "type": "api-change"
+  }, 
+  {
+    "category": "``mediaconnect``", 
+    "description": "[``botocore``] Update mediaconnect client to latest version", 
+    "type": "api-change"
+  }
+]
\ No newline at end of file
diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 246d4fec2c..ea76df8a50 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -2,6 +2,15 @@
 CHANGELOG
 =========
 
+1.9.86
+======
+
+* api-change:``devicefarm``: [``botocore``] Update devicefarm client to latest version
+* api-change:``codecommit``: [``botocore``] Update codecommit client to latest version
+* api-change:``medialive``: [``botocore``] Update medialive client to latest version
+* api-change:``mediaconnect``: [``botocore``] Update mediaconnect client to latest version
+
+
 1.9.85
 ======
 
diff --git a/boto3/__init__.py b/boto3/__init__.py
index 89882eae84..92915bc5c4 100644
--- a/boto3/__init__.py
+++ b/boto3/__init__.py
@@ -17,7 +17,7 @@
 
 
 __author__ = 'Amazon Web Services'
-__version__ = '1.9.85'
+__version__ = '1.9.86'
 
 
 # The default Boto3 session; autoloaded when needed.
diff --git a/boto3/docs/service.py b/boto3/docs/service.py
index 9c0fbbe0c4..d2c173602d 100644
--- a/boto3/docs/service.py
+++ b/boto3/docs/service.py
@@ -28,11 +28,13 @@ class ServiceDocumenter(BaseServiceDocumenter):
     EXAMPLE_PATH = os.path.join(os.path.dirname(boto3.__file__), 'examples')
 
     def __init__(self, service_name, session):
-        self._service_name = service_name
+        super(ServiceDocumenter, self).__init__(
+            service_name=service_name,
+            # I know that this is an internal attribute, but the botocore session
+            # is needed to load the paginator and waiter models.
+            session=session._session,
+        )
         self._boto3_session = session
-        # I know that this is an internal attribute, but the botocore session
-        # is needed to load the paginator and waiter models.
-        self._session = session._session
         self._client = self._boto3_session.client(service_name)
         self._service_resource = None
         if self._service_name in self._boto3_session.get_available_resources():
diff --git a/setup.cfg b/setup.cfg
index 69d0a9a2bf..7ce9398eb0 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -3,6 +3,6 @@ universal = 1
 
 [metadata]
 requires-dist =
-    botocore>=1.12.85,<1.13.0
+    botocore>=1.12.86,<1.13.0
     jmespath>=0.7.1,<1.0.0
     s3transfer>=0.1.10,<0.2.0
diff --git a/setup.py b/setup.py
index 014d86cdd1..3ae0d992a8 100644
--- a/setup.py
+++ b/setup.py
@@ -14,7 +14,7 @@
 
 
 requires = [
-    'botocore>=1.12.85,<1.13.0',
+    'botocore>=1.12.86,<1.13.0',
     'jmespath>=0.7.1,<1.0.0',
     's3transfer>=0.1.10,<0.2.0'
 ]