diff --git a/Jenkinsfile b/Jenkinsfile
index c58478330..6a54b7ded 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -55,7 +55,7 @@ builders = pipeline_builder.createBuilders { container ->
                 cd ${project}
                 export LC_ALL=en_US.utf-8
                 export LANG=en_US.utf-8
-                build_env/bin/python -m black --extend-exclude '/(build_env|definitions|nx-class-documentation)/' .
+                build_env/bin/python -m black .
                 git config user.email 'dm-jenkins-integration@esss.se'
                 git config user.name 'cow-bot'
                 git status -s
diff --git a/pyproject.toml b/pyproject.toml
index 2d8107c3b..23c281bbe 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,2 +1,2 @@
 [tool.black]
-exclude = '/(build*|ui*|definitions*)'
+exclude = '/(build*|ui*|definitions*|nx-class-documentation*)'