diff --git a/README.markdown b/README.markdown
index 7b056db..cf80eff 100644
--- a/README.markdown
+++ b/README.markdown
@@ -1,17 +1,13 @@
 GitHub-Backup
-=============
-
-Idea/original implementation by Chris Lockfort (clockfort@csh.rit.edu) (Github username: Clockfort)
-
-Python version by Anthony Gargiulo (anthony@agargiulo.com) (Github username: agargiulo)
+============================
 
 Description
-----
+----------------------------
 
-GitHub-Backup makes a local backup copy of all of a github user's  (or github organization's) repositories. 
+GitHub-Backup makes a local backup copy of all of a github user's (or github organization's) repositories.
 
 Dependencies
-----
+----------------------------
 
 GitHub-Backup requires `pygithub3` a Python library for the GitHub API v3.
 
@@ -20,9 +16,10 @@ Installation is simple with
 	pip install pygithub3
 
 Usage
------
+----------------------------
 ````
-usage: github-backup.py [-h] [-c] [-m] [-g ARGS] [-s SUFFIX]
+usage: github-backup.py [-h] [-c] [-m] [-S] [-g ARGS] [-s SUFFIX] [-P PREFIX]
+                        [-p PASSWORD] [-t TOKEN] [-o ORG]
                         username backupdir
 
 makes a backup of all of a github user's repositories
@@ -35,9 +32,18 @@ optional arguments:
   -h, --help            show this help message and exit
   -c, --cron            Use this when running from a cron job
   -m, --mirror          Create a bare mirror
+  -S, --ssh             Use SSH protocol
   -g ARGS, --git ARGS   Pass extra arguments to git
   -s SUFFIX, --suffix SUFFIX
                         Add suffix to repository directory names
+  -P PREFIX, --prefix PREFIX
+                        Add prefix to repository directory names
+  -p PASSWORD, --password PASSWORD
+                        Authenticate with Github API
+  -t TOKEN, --token TOKEN
+                        OAuth token for authentification
+  -o ORG, --organization ORG
+                        Backup Organizational repositories
 ````
 
 Then, put it in a cron job somewhere and forget about it for eternity.
@@ -61,3 +67,17 @@ Questions, Improvements, Etc
 -----------------------------
 
 If you have any improvements, I'm happy, (grateful, in fact) to entertain pull requests/patches, just drop me a line or message me on GitHub.
+
+Contributors
+----------------------------
+
+Idea/original implementation by 
+
+- Chris Lockfort (clockfort@csh.rit.edu) (Github: Clockfort)
+  (Original idea)
+
+- Anthony Gargiulo (anthony@agargiulo.com) (Github: agargiulo)
+  (Python version)
+
+- Steffen Vogel (post@steffenvogel.de) (Github: stv0g)
+  (A lot of patches and improvements)