diff --git a/README.md b/README.md
index a456d1228abb23d37061f6cf0a58562cfca38723..0179caa253d083f890d5224f7dfdeff301ed336d 100644
--- a/README.md
+++ b/README.md
@@ -82,4 +82,4 @@ Non functional (expected values are $`5.085`$ and $`-0.1156`$)
 | Python   |            3.6.4 | matplotlib 2.2.3 numpy 1.15.2 pandas 0.22.0 statsmodel 0.9.0  | Jupyter | Linux Ubuntu 4.4.0-164-generic | Identical               | Identical                                 | Identical                    | Identical | Identical   |  [ipynb](https://app-learninglab.inria.fr/moocrr/gitlab/c0effb0c6dcf58f313629e385bf91920/mooc-rr/blob/master/module4/challenger.ipynb) |  c0effb0c6dcf58f313629e385bf91920 | 
 | Python   |            3.8.8 | matplotlib 3.3.4 numpy 1.19.1 pandas 1.2.3 statsmodel 0.12.2 seaborn 0.11.1 | Orgmode | MacOS BigSur 11.2.1 | Identical               | Identical                                 | Identical                    | Identical | Identical   |  [org](https://app-learninglab.inria.fr/moocrr/gitlab/c4aa83a2eb0510a399feb4e7c1611960/mooc-rr/blob/master/module4/exo1_python_fr.org) |  c4aa83a2eb0510a399feb4e7c1611960 | 
 | Python   |            3.9.0 | matplotlib 3.3.4 numpy 1.20.1 pandas 1.2.3 statsmodels 0.12.2 seaborn 0.11.1 | Jupyter | Linux Ubuntu 5.8.0-44-generic | $\hat{\alpha}=5.0850$ $\hat{\beta}=-0.1156$ | Identical  | Identical | Identical | problems with the plots | [ipynb](https://app-learninglab.inria.fr/moocrr/gitlab/678362a9c2b5d46a6a161a762a6e18e0/mooc-rr/blob/master/module4/repro.ipynb) | 678362a9c2b5d46a6a161a762a6e18e0 |
-| R        |            4.0.4 | ggplot2_3.3.3                                                 | RStudio | Windows 10 x64 (build 19042.867) |                                        |                                   |                                       |         |             |                      |               |
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+| R        |            4.0.4 | ggplot2_3.3.3                                                 | RStudio | Windows 10 x64 (build 19042.867) |                                        |                                   |                                       |         |             |                      | 2003cd7fa4edd13b96010441bce122a |
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