diff --git a/.github/workflows/install_deps.py b/.github/workflows/install_deps.py
index 82f0a6cc..29acb701 100644
--- a/.github/workflows/install_deps.py
+++ b/.github/workflows/install_deps.py
@@ -19,7 +19,7 @@ def install_requirements(what):
     requirements = ['mock>=2.0.0', 'flake8', 'pytest', 'pytest-cov'] if what == 'all' else ['behave']
     requirements += ['coverage']
     # try to split tests between psycopg2 and psycopg3
-    requirements += ['psycopg[binary]'] if sys.version_info > (3, 7, 0) and\
+    requirements += ['psycopg[binary]'] if sys.version_info >= (3, 8, 0) and\
         (sys.platform != 'darwin' or what == 'etcd3') else ['psycopg2-binary']
     for r in read('requirements.txt').split('\n'):
         r = r.strip()
@@ -85,8 +85,8 @@ def unzip_all(archive):
 
 
 def chmod_755(name):
-    os.chmod(name, stat.S_IRUSR | stat.S_IWUSR | stat.S_IXUSR |
-             stat.S_IRGRP | stat.S_IXGRP | stat.S_IROTH | stat.S_IXOTH)
+    os.chmod(name, stat.S_IRUSR | stat.S_IWUSR | stat.S_IXUSR
+             | stat.S_IRGRP | stat.S_IXGRP | stat.S_IROTH | stat.S_IXOTH)
 
 
 def unpack(archive, name):
diff --git a/features/environment.py b/features/environment.py
index bb677026..b915fd99 100644
--- a/features/environment.py
+++ b/features/environment.py
@@ -1060,7 +1060,8 @@ def before_all(context):
     try:
         with open(os.devnull, 'w') as null:
             ret = subprocess.call(['openssl', 'req', '-nodes', '-new', '-x509', '-subj', '/CN=batman.patroni',
-                                   '-keyout', context.keyfile, '-out', context.certfile], stdout=null, stderr=null)
+                                   '--addext', 'subjectAltName=IP:127.0.0.1', '-keyout', context.keyfile,
+                                   '-out', context.certfile], stdout=null, stderr=null)
             if ret != 0:
                 raise Exception
     except Exception: