diff --git a/src/site/markdown/contribute.markdown b/src/site/markdown/contribute.markdown
index 76638b02f4f4becb199e62f461d2eefcd5c0da91..5e1cb15cdb17bbd97a0c1547192f8684d80c75e8 100644
--- a/src/site/markdown/contribute.markdown
+++ b/src/site/markdown/contribute.markdown
@@ -18,6 +18,8 @@ or
 http://build.se.informatik.uni-kiel.de/gitlab/chw/teetime.git
 ```
 
+Least, but not last, TeeTime is also available on [GitHub](https://github.com/ChristianWulf/teetime).
+
 ### Workflow
 
 If you contribute, please follow our guidelines to comply to our quality standards.
diff --git a/src/site/markdown/wiki b/src/site/markdown/wiki
deleted file mode 160000
index 0e4474577e1f49bc96e734c286b2d9e0363895e8..0000000000000000000000000000000000000000
--- a/src/site/markdown/wiki
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 0e4474577e1f49bc96e734c286b2d9e0363895e8