diff --git a/AWSIoTPythonSDK/MQTTLib.py b/AWSIoTPythonSDK/MQTTLib.py
index 25562aa..1942b2f 100755
--- a/AWSIoTPythonSDK/MQTTLib.py
+++ b/AWSIoTPythonSDK/MQTTLib.py
@@ -585,7 +585,7 @@ def configureIAMCredentials(self, AWSAccessKeyID, AWSSecretAccessKey, AWSSTSToke
 
         """
         # AWSIoTMQTTClient.configureIAMCredentials
-        self._AWSIoTMQTTClient.configureIAMCredentials(AWSAccessKeyID, AWSSecretAccessKey. AWSSTSToken)
+        self._AWSIoTMQTTClient.configureIAMCredentials(AWSAccessKeyID, AWSSecretAccessKey, AWSSTSToken)
 
     def configureCredentials(self, CAFilePath, KeyPath="", CertificatePath=""):  # Should be good for MutualAuth and Websocket
         """
diff --git a/AWSIoTPythonSDK/__init__.py b/AWSIoTPythonSDK/__init__.py
index 70bc6d7..13e3d46 100755
--- a/AWSIoTPythonSDK/__init__.py
+++ b/AWSIoTPythonSDK/__init__.py
@@ -2,4 +2,4 @@
 import sys
 sys.path.insert(0, os.path.dirname(__file__))
 
-__version__ = "1.0.0"
+__version__ = "1.0.1"
diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index d145850..246f611 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -2,6 +2,10 @@
 CHANGELOG
 =========
 
+1.0.1
+=====
+* bugfix:Pull request:`#9 <https://github.com/aws/aws-iot-device-sdk-python/pull/9>`__
+
 1.0.0
 =====
 * feature:AWSIoTMQTTClient:basic MQTT APIs
diff --git a/README.rst b/README.rst
index b60d7dc..fa730be 100755
--- a/README.rst
+++ b/README.rst
@@ -613,9 +613,6 @@ incoming message and notice the syncing of the state.
 Instructions
 ************
 
-To run the example, you will need to update the endpoint,
-shadow name, and credential configuration in the ``samples/ThingShadowEcho/ThingShadowEcho.py`` file.
-
 Run the example like this:
 
 .. code-block:: python