diff --git a/tests/scripts/check-python-files.sh b/tests/scripts/check-python-files.sh
index dbf0365..35319d3 100755
--- a/tests/scripts/check-python-files.sh
+++ b/tests/scripts/check-python-files.sh
@@ -67,7 +67,7 @@
 fi
 
 echo 'Running pylint ...'
-$PYTHON -m pylint -j 2 scripts/mbedtls_dev/*.py scripts/*.py tests/scripts/*.py || {
+$PYTHON -m pylint scripts/mbedtls_dev/*.py scripts/*.py tests/scripts/*.py || {
     echo >&2 "pylint reported errors"
     ret=1
 }