diff --git a/free-programming-books-de.md b/free-programming-books-de.md
index ced030267339444943d1b3d1ae53a3883ca9cbcf..8d0096fcea67c1a028086fdacbe8804b81f3c16c 100644
--- a/free-programming-books-de.md
+++ b/free-programming-books-de.md
@@ -9,6 +9,7 @@
 * [Python](#python)
 * [Ruby on Rails](#ruby-on-rails)
 * [Scilab](#scilab)
+* [UML](#uml)
 * [Visual Basic](#visual-basic)
 
 ###Android
@@ -69,6 +70,10 @@
 
 * [Einführung in Scilab/Xcos 5.4](http://www.buech-gifhorn.de/scilab/Einfuehrung.pdf)
 
+###UML
+
+* [Der moderne Softwareentwicklungsprozess mit UML](http://www.highscore.de/uml)
+
 ###Unix
 
 * [Wie werde ich Unix Guru?](http://openbook.galileocomputing.de/unix_guru/)