diff --git a/README.md b/README.md
index 9239ade31d063bca771aa9dd703d66e9580983be..793c6c2e0abc2b00ffcb9823cd795295234036cd 100644
--- a/README.md
+++ b/README.md
@@ -8,4 +8,6 @@ This repository contains the slides/notebooks for the statistics lectures.
  - lecture 1: [download notebook]();  [![Binder](https://mybinder.org/badge_logo.svg)](https://mybinder.org/v2/git/https%3A%2F%2Fgitlab.rrz.uni-hamburg.de%2FBAN1966%2Fstatlecture.git/HEAD?filepath=lecture_1.ipynb)
  - lecture 2: [download notebook]();  [![Binder](https://mybinder.org/badge_logo.svg)](https://mybinder.org/v2/git/https%3A%2F%2Fgitlab.rrz.uni-hamburg.de%2FBAN1966%2Fstatlecture.git/HEAD?filepath=lecture_2.ipynb)
   - lecture 3: [download notebool](); [![Binder](https://mybinder.org/badge_logo.svg)](https://mybinder.org/v2/git/https%3A%2F%2Fgitlab.rrz.uni-hamburg.de%2FBAN1966%2Fstatlecture.git/HEAD?filepath=lecture_3.ipynb)
-   - lecture 4: [download notebook]();  [![Binder](https://mybinder.org/badge_logo.svg)](https://mybinder.org/v2/git/https%3A%2F%2Fgitlab.rrz.uni-hamburg.de%2FBAN1966%2Fstatlecture.git/HEAD?filepath=lecture_4.ipynb)
+
+
+download everything: [zip archive](https://gitlab.rrz.uni-hamburg.de/BAN1966/statlecture/-/archive/main/statlecture-main.zip)
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