diff --git a/README.md b/README.md
index 5403bccce876e893390f4ef4cb43dac4bf6b0250..432b62762635a245f46bb4ff64907571824aab24 100644
--- a/README.md
+++ b/README.md
@@ -50,26 +50,26 @@ The top-level directory contains materials for the following lessons:
 8. Object-oriented programming ([slides][lesson_08])
 9. A sip of Biopython ([notebook 1][lesson_09_01], [notebook 2][lesson_09_02])
 
-[lesson_01]: http://nbviewer.ipython.org/urls/git.lumc.nl/humgen/programming-course/raw/master/01%20-%20Welcome.ipynb
-[lesson_02_01]: http://nbviewer.ipython.org/urls/git.lumc.nl/humgen/programming-course/raw/master/02%20-%20Introduction%20to%20Python%20(1).ipynb
-[lesson_02_02]: http://nbviewer.ipython.org/urls/git.lumc.nl/humgen/programming-course/raw/master/02%20-%20Introduction%20to%20Python%20(2).ipynb
-[lesson_02_03]: http://nbviewer.ipython.org/urls/git.lumc.nl/humgen/programming-course/raw/master/02%20-%20Introduction%20to%20Python%20(3).ipynb
-[lesson_03_01]: http://nbviewer.ipython.org/urls/git.lumc.nl/humgen/programming-course/raw/master/03%20-%20More%20Python%20goodness%20(1).ipynb
-[lesson_03_02]: http://nbviewer.ipython.org/urls/git.lumc.nl/humgen/programming-course/raw/master/03%20-%20More%20Python%20goodness%20(2).ipynb
-[lesson_04]: http://nbviewer.ipython.org/urls/git.lumc.nl/humgen/programming-course/raw/master/04%20-%20Working%20with%20NumPy%20arrays.ipynb
-[lesson_05]: http://nbviewer.ipython.org/urls/git.lumc.nl/humgen/programming-course/raw/master/05%20-%20IPython%20Notebook.ipynb
-[lesson_06]: http://nbviewer.ipython.org/urls/git.lumc.nl/humgen/programming-course/raw/master/06%20-%20Plotting%20with%20matplotlib.ipynb
-[lesson_07]: http://nbviewer.ipython.org/urls/git.lumc.nl/humgen/programming-course/raw/master/07%20-%20Painting%20Pandas.ipynb
-[lesson_08]: http://nbviewer.ipython.org/urls/git.lumc.nl/humgen/programming-course/raw/master/08%20-%20Object-oriented%20programming.ipynb
-[lesson_09_01]: http://nbviewer.ipython.org/urls/git.lumc.nl/humgen/programming-course/raw/master/09%20-%20A%20sip%20of%20Biopython%20(1).ipynb
-[lesson_09_02]: http://nbviewer.ipython.org/urls/git.lumc.nl/humgen/programming-course/raw/master/09%20-%20A%20sip%20of%20Biopython%20(2).ipynb
+[lesson_01]: http://nbviewer.ipython.org/urls/git.lumc.nl/courses/programming-course/raw/master/01%20-%20Welcome.ipynb
+[lesson_02_01]: http://nbviewer.ipython.org/urls/git.lumc.nl/courses/programming-course/raw/master/02%20-%20Introduction%20to%20Python%20(1).ipynb
+[lesson_02_02]: http://nbviewer.ipython.org/urls/git.lumc.nl/courses/programming-course/raw/master/02%20-%20Introduction%20to%20Python%20(2).ipynb
+[lesson_02_03]: http://nbviewer.ipython.org/urls/git.lumc.nl/courses/programming-course/raw/master/02%20-%20Introduction%20to%20Python%20(3).ipynb
+[lesson_03_01]: http://nbviewer.ipython.org/urls/git.lumc.nl/courses/programming-course/raw/master/03%20-%20More%20Python%20goodness%20(1).ipynb
+[lesson_03_02]: http://nbviewer.ipython.org/urls/git.lumc.nl/courses/programming-course/raw/master/03%20-%20More%20Python%20goodness%20(2).ipynb
+[lesson_04]: http://nbviewer.ipython.org/urls/git.lumc.nl/courses/programming-course/raw/master/04%20-%20Working%20with%20NumPy%20arrays.ipynb
+[lesson_05]: http://nbviewer.ipython.org/urls/git.lumc.nl/courses/programming-course/raw/master/05%20-%20IPython%20Notebook.ipynb
+[lesson_06]: http://nbviewer.ipython.org/urls/git.lumc.nl/courses/programming-course/raw/master/06%20-%20Plotting%20with%20matplotlib.ipynb
+[lesson_07]: http://nbviewer.ipython.org/urls/git.lumc.nl/courses/programming-course/raw/master/07%20-%20Painting%20Pandas.ipynb
+[lesson_08]: http://nbviewer.ipython.org/urls/git.lumc.nl/courses/programming-course/raw/master/08%20-%20Object-oriented%20programming.ipynb
+[lesson_09_01]: http://nbviewer.ipython.org/urls/git.lumc.nl/courses/programming-course/raw/master/09%20-%20A%20sip%20of%20Biopython%20(1).ipynb
+[lesson_09_02]: http://nbviewer.ipython.org/urls/git.lumc.nl/courses/programming-course/raw/master/09%20-%20A%20sip%20of%20Biopython%20(2).ipynb
 
 As indicated, some of the lessons are slideshows, whereas others are just
 notebooks we scroll through during class. The links above are all one-page
 static renderings on [IPython Notebook Viewer](http://nbviewer.ipython.org/).
 
 We also have a
-[repository with material for the assignments](https://git.lumc.nl/humgen/programming-course-assignments).
+[repository with material for the assignments](https://git.lumc.nl/courses/programming-course-assignments).
 
 
 Notebooks