diff --git a/README.md b/README.md
index d119e2cd..c9e217d4 100644
--- a/README.md
+++ b/README.md
@@ -232,22 +232,22 @@ Windows:
 Running from source
 --------
 
-Download and extract the [latest source code](https://github.com/Marginal/EDMarketConnector/archive/master.zip) (or fork and clone if you're comfortable with using `git`). To use the cAPI you will need to visit the [Frontier authentication website](https://auth.frontierstore.net/), login with your Frontier credentials, register a "Developer App" and obtain the "Client Id".
+Download and extract the [latest source code](https://github.com/Marginal/EDMarketConnector/archive/master.zip) (or fork and clone if you're comfortable with using `git`).
 
 Mac:
 
 * Requires the Python “requests” and “watchdog” modules, plus an up-to-date “py2app” module if you also want to package the app - install these with `easy_install -U requests watchdog py2app` .
-* Run with `CLIENT_ID=XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX python ./EDMarketConnector.py` .
+* Run with `python ./EDMarketConnector.py` .
 
 Windows:
 
 * Requires Python2.7 and the Python “requests” and “watchdog” modules, plus “py2exe” 0.6 if you also want to package the app.
-* Run with `set CLIENT_ID=XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX && EDMarketConnector.py` .
+* Run with `EDMarketConnector.py` .
 
 Linux:
 
 * Requires Python2.7 and the Python “iniparse”, “requests” and "tkinter" modules. On Debian-based systems install these with `sudo apt-get install python-iniparse python-requests python-tk` .
-* Run with `CLIENT_ID=XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX ./EDMarketConnector.py` .
+* Run with `./EDMarketConnector.py` .
 
 Command-line
 --------
diff --git a/companion.py b/companion.py
index 3a6b1f59..3dab1ab6 100644
--- a/companion.py
+++ b/companion.py
@@ -23,7 +23,7 @@ holdoff = 60	# be nice
 timeout = 10	# requests timeout
 auth_timeout = 30	# timeout for initial auth
 
-CLIENT_ID   = os.getenv('CLIENT_ID') 	# Obtain from https://auth.frontierstore.net/client/signup
+CLIENT_ID   = os.getenv('CLIENT_ID') or '227cd239-ab8c-4728-9d3c-d8f588f247bd' 	# Obtain from https://auth.frontierstore.net/client/signup
 SERVER_AUTH = 'https://auth.frontierstore.net'
 URL_AUTH    = '/auth'
 URL_TOKEN   = '/token'