diff --git a/javascript/qrcodegen-js-demo.html b/javascript/qrcodegen-js-demo.html
index 61b5317..572f779 100644
--- a/javascript/qrcodegen-js-demo.html
+++ b/javascript/qrcodegen-js-demo.html
@@ -1,5 +1,5 @@
 <!--
-  - QR Code generator library (C++)
+  - QR Code generator demo (HTML+JavaScript)
   - 
   - Copyright (c) Project Nayuki. (MIT License)
   - https://www.nayuki.io/page/qr-code-generator-library
diff --git a/python/qrcodegen-demo.py b/python/qrcodegen-demo.py
index cbf9002..60a40d6 100644
--- a/python/qrcodegen-demo.py
+++ b/python/qrcodegen-demo.py
@@ -1,6 +1,9 @@
 # 
 # QR Code generator demo (Python 2, 3)
 # 
+# Run this command-line program with no arguments. The program computes a bunch of demonstration
+# QR Codes and prints them to the console. Also, the SVG code for one QR Code is printed as a sample.
+# 
 # Copyright (c) Project Nayuki. (MIT License)
 # https://www.nayuki.io/page/qr-code-generator-library
 # 
diff --git a/python/setup.py b/python/setup.py
index 9b67100..2731cca 100644
--- a/python/setup.py
+++ b/python/setup.py
@@ -85,7 +85,7 @@ Usage
 
 Install this package by downloading the source code ZIP file from PyPI_, or by running ``pip install qrcodegen``.
 
-Examples::
+Examples:
 
     from qrcodegen import *