diff --git a/bpmnconstraints/script.py b/bpmnconstraints/script.py
index 6f7eb1e..060ca00 100644
--- a/bpmnconstraints/script.py
+++ b/bpmnconstraints/script.py
@@ -1,4 +1,5 @@
 """Entry point for bpmnsignal command. Verifies argument and runs parser."""
+
 # pylint: disable=import-error
 import argparse
 import logging
diff --git a/bpmnconstraints/utils/plot.py b/bpmnconstraints/utils/plot.py
index 7a5990c..434b782 100644
--- a/bpmnconstraints/utils/plot.py
+++ b/bpmnconstraints/utils/plot.py
@@ -1,6 +1,7 @@
 """
 Module for plotting functions.
 """
+
 # pylint: disable=import-error
 
 import matplotlib.pyplot as plt
diff --git a/setup.py b/setup.py
index dffd6fe..2882653 100644
--- a/setup.py
+++ b/setup.py
@@ -1,4 +1,5 @@
 """Setup for running the bpmnconstraints script."""
+
 import setuptools
 
 with open("README.md", encoding="utf-8") as file: