encoding for German sz ligature
diff --git a/content/docs-project/contribute.md b/content/docs-project/contribute.md
index 496216c..c8c6160 100644
--- a/content/docs-project/contribute.md
+++ b/content/docs-project/contribute.md
@@ -71,7 +71,7 @@
 
 - Yoshiki Hayashi
 
--  [Astrid Keßler](http://www.kess-net.de/) 
+-  [Astrid Keßler](http://www.kess-net.de/) 
 
 -  [Jason Lingohr](http://geeklog.lucid.net.au/)