diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 001c6eae977c63ce816e0a96ed7ac757c2f86fc6..0377e9ec792bc86716404d736f4f971671f93ed4 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -8,6 +8,12 @@ mdcheck:
   script:
     - mdl *.md
 
+pycodestyle:
+  stage: test
+  image: it4innovations/docker-pycheck:latest
+  script:
+  - pycodestyle --max-line-length=100 *.py
+
 pylint:
   stage: test
   image: it4innovations/docker-pycheck:latest
diff --git a/pipdeps/pipdeps.py b/pipdeps/pipdeps.py
index a794e0542a2bd607f47bb470272a0ff0504b2d75..9aec07140311b79ff64536ed44c01800d2d10b17 100644
--- a/pipdeps/pipdeps.py
+++ b/pipdeps/pipdeps.py
@@ -212,7 +212,7 @@ def parse_requires_txt(package, version):
             else:
                 par.append(line.strip())
         content = "\n".join(par)
-        os.unlink(tmp_file.name)
+    os.unlink(tmp_file.name)
     return content
 
 def find_new_dependencies(package, version, package_list, pyver):
diff --git a/setup.py b/setup.py
index 0bdf368aec6e39549fe22060a0b91bf6a854b02b..4cbee3d910cd0b39e4a5aefee9cd1628c49329d1 100644
--- a/setup.py
+++ b/setup.py
@@ -24,10 +24,10 @@ setup(
     namespace_packages=['pipdeps'],
     zip_safe=False,
     version='0.0.1',
-    #version_format='{tag}',
+    # version_format='{tag}',
     long_description_markdown_filename='README.md',
     setup_requires=['setuptools-markdown'],
-    #setup_requires=['setuptools-git-version', 'setuptools-markdown'],
+    # setup_requires=['setuptools-git-version', 'setuptools-markdown'],
     install_requires=[
         'packaging',
         'pipdeptree',