diff --git a/README.Rmd b/README.Rmd
index d6e16695c..1444d3ed8 100644
--- a/README.Rmd
+++ b/README.Rmd
@@ -18,6 +18,7 @@ Probabilistic Supervised Learning for **[mlr3](https://github.com/mlr-org/mlr3/)
 
 <!-- badges: start -->
 [![tic](https://github.com/mlr-org/mlr3proba/workflows/tic/badge.svg?branch=master)](https://github.com/mlr-org/mlr3proba/actions)
+[![CodeFactor](https://www.codefactor.io/repository/github/mlr-org/mlr3proba/badge)](https://www.codefactor.io/repository/github/mlr-org/mlr3proba)
 [![cran checks](https://cranchecks.info/badges/worst/mlr3proba)](https://cran.r-project.org/web/checks/check_results_mlr3proba.html)
 [![arXiv](https://img.shields.io/badge/arXiv-2008.08080-brightgreen.svg)](https://arxiv.org/abs/2008.08080)
 [![StackOverflow](https://img.shields.io/badge/stackoverflow-mlr3-orange.svg)](https://stackoverflow.com/questions/tagged/mlr3)
diff --git a/README.md b/README.md
index b181403a1..7279989d0 100644
--- a/README.md
+++ b/README.md
@@ -10,6 +10,7 @@ Probabilistic Supervised Learning for
 <!-- badges: start -->
 
 [![tic](https://github.com/mlr-org/mlr3proba/workflows/tic/badge.svg?branch=master)](https://github.com/mlr-org/mlr3proba/actions)
+[![CodeFactor](https://www.codefactor.io/repository/github/mlr-org/mlr3proba/badge)](https://www.codefactor.io/repository/github/mlr-org/mlr3proba)
 [![cran
 checks](https://cranchecks.info/badges/worst/mlr3proba)](https://cran.r-project.org/web/checks/check_results_mlr3proba.html)
 [![arXiv](https://img.shields.io/badge/arXiv-2008.08080-brightgreen.svg)](https://arxiv.org/abs/2008.08080)