diff --git a/requirements.txt b/requirements.txt
index 2df9c0a..c396386 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1 +1,10 @@
-cement>=2.8.2
+cement==2.8.2
+pystache>=0.5.4
+pynginxconfig>=0.3.4
+PyMySQL>=0.9.3
+psutil>=5.6.3
+sh>=1.12.14
+SQLAlchemy>=1.3.8
+requests>=2.22.0
+distro>=1.4.0
+apt-mirror-updater>=6.1
\ No newline at end of file
diff --git a/wo/cli/plugins/site_functions.py b/wo/cli/plugins/site_functions.py
index 35c481e..f80790e 100644
--- a/wo/cli/plugins/site_functions.py
+++ b/wo/cli/plugins/site_functions.py
@@ -95,8 +95,8 @@ def setupdomain(self, data):
         # Check nginx -t and return status over it
         try:
             Log.debug(self, "Checking generated nginx conf, please wait...")
-            FNULL = open('/dev/null', 'w')
-            subprocess.check_call(["/usr/sbin/nginx", "-t"], stdout=FNULL,
+            fnull = open('/dev/null', 'w')
+            subprocess.check_call(["/usr/sbin/nginx", "-t"], stdout=fnull,
                                   stderr=subprocess.STDOUT)
             Log.info(self, "[" + Log.ENDC + "Done" + Log.OKBLUE + "]")
         except CalledProcessError as e: