diff --git a/.github/workflows/static-checks-and-unit-tests.yml b/.github/workflows/static-checks-and-unit-tests.yml
index 627c61b..7033c02 100644
--- a/.github/workflows/static-checks-and-unit-tests.yml
+++ b/.github/workflows/static-checks-and-unit-tests.yml
@@ -41,7 +41,7 @@ jobs:
     - name: Build documentation
       run: python dev-tools/dev_tools.py --doc
     - name: Upload test results and coverage reports
-      uses: actions/upload-artifact@v2
+      uses: actions/upload-artifact@v4
       with:
         name: pytrnsys-process-build-artifacts-linux
         path: |
diff --git a/dev-tools/dev_tools.py b/dev-tools/dev_tools.py
index 4e6952d..89cff96 100644
--- a/dev-tools/dev_tools.py
+++ b/dev-tools/dev_tools.py
@@ -154,7 +154,7 @@ def _maybe_run_pylint(arguments):
 
 def _maybe_run_black(arguments):
     if arguments.shallRunAll or arguments.shallPerformStaticChecks or arguments.blackArguments is not None:
-        cmd = _create_static_checker_command("black", "-l 120")
+        cmd = _create_static_checker_command("black", "-l 79")
         additional_args = "--check" if arguments.blackArguments is None else arguments.blackArguments
 
         _print_and_run([*cmd, *additional_args.split()])