diff --git a/README.md b/README.md
index 08c26c4..d446ac2 100644
--- a/README.md
+++ b/README.md
@@ -28,6 +28,7 @@ Can be run as a command line script or as an npm module.
     --aws-key                        AWS access key. Will use AWS_ACCESS_KEY_ID env var if --aws-key not set
     --aws-secret                     AWS secret key. Will use AWS_SECRET_ACCESS_KEY env var if --aws-secret not set
     --aws-region                     AWS region. Will use AWS_DEFAULT_REGION env var if --aws-region not set
+	--session-token					 AWS session token. Used when assuming role. Will use AWS_SESSION_TOKEN env var if --session-token not set
 ```
 
 # npm module usage
diff --git a/lib/dynamo-restore.js b/lib/dynamo-restore.js
index b341fb8..4037a7d 100755
--- a/lib/dynamo-restore.js
+++ b/lib/dynamo-restore.js
@@ -24,10 +24,12 @@ function DynamoRestore(options) {
     options.awsKey = options.awsKey || process.env.AWS_ACCESS_KEY_ID;
     options.awsSecret = options.awsSecret || process.env.AWS_SECRET_ACCESS_KEY;
     options.awsRegion = options.awsRegion || process.env.AWS_DEFAULT_REGION || 'ap-southeast-2';
+    options.sessionToken = options.sessionToken || process.env.AWS_SESSION_TOKEN || '';
 
     AWS.config.update({
         accessKeyId: options.awsKey,
         secretAccessKey: options.awsSecret,
+        sessionToken: options.sessionToken,
         region: options.awsRegion
     });