diff --git a/packages/@aws-cdk/aws-lambda-nodejs/README.md b/packages/@aws-cdk/aws-lambda-nodejs/README.md
index 7a1662dc26fb2..c52b0fe2570c9 100644
--- a/packages/@aws-cdk/aws-lambda-nodejs/README.md
+++ b/packages/@aws-cdk/aws-lambda-nodejs/README.md
@@ -142,7 +142,7 @@ new lambda.NodejsFunction(this, 'my-handler', {
     },
     logLevel: LogLevel.SILENT, // defaults to LogLevel.WARNING
     keepNames: true, // defaults to false
-    tsconfig: 'custom-tsconfig.json' // use custom-tsconfig.json instead of default,
+    tsconfig: 'custom-tsconfig.json', // use custom-tsconfig.json instead of default,
     metafile: true, // include meta file, defaults to false
     banner : '/* comments */', // by default no comments are passed
     footer : '/* comments */', // by default no comments are passed