diff --git a/setup.py b/setup.py
index ce63717..c47ef64 100644
--- a/setup.py
+++ b/setup.py
@@ -5,7 +5,7 @@ import os
 from setuptools import find_packages, setup
 
 with open("README.md", "r") as fh:
-    long_description = fh.read()
+    LONG = fh.read()
 
 conf = []
 templates = []
@@ -26,8 +26,7 @@ if os.geteuid() == 0:
 setup(name='wordops',
       version='3.9.9.3',
       description='WordPress & server administration toolset',
-      long_description=long_description,
-      long_description_content_type="text/markdown",
+      long_description=LONG,
       classifiers=[
           "Programming Language :: Python :: 3",
           "License :: OSI Approved :: MIT License",
diff --git a/wo/cli/plugins/stack.py b/wo/cli/plugins/stack.py
index ab75744..e66c8b4 100644
--- a/wo/cli/plugins/stack.py
+++ b/wo/cli/plugins/stack.py
@@ -168,14 +168,14 @@ class WOStackController(CementBaseController):
                         if WOAptGet.is_installed(self, 'nginx-plus'):
                             Log.info(self, "NGINX PLUS Detected ...")
                             apt = ["nginx-plus"] + WOVar.wo_nginx
-                            self.post_pref(apt, empty_packages)
+                            post_pref(self, apt, empty_packages)
                         elif WOAptGet.is_installed(self, 'nginx'):
                             Log.info(self, "WordOps detected an already "
                                      "installed nginx package."
                                      "It may or may not have "
                                      "required modules.\n")
                             apt = ["nginx"] + WOVar.wo_nginx
-                            self.post_pref(apt, empty_packages)
+                            post_pref(self, apt, empty_packages)
                 else:
                     Log.debug(self, "Nginx already installed")
 
diff --git a/wo/cli/plugins/stack_pref.py b/wo/cli/plugins/stack_pref.py
index 2bcce47..b1068d4 100644
--- a/wo/cli/plugins/stack_pref.py
+++ b/wo/cli/plugins/stack_pref.py
@@ -41,9 +41,9 @@ def pre_pref(self, apt_packages):
                 mysql_pref_file.write(mysql_pref)
             WORepo.add(self, repo_url=WOVar.wo_mysql_repo)
             WORepo.add_key(self, '0xcbcb082a1bb943db',
-                           keyserver='keys.gnupg.net')
+                           keyserver='keyserver.ubuntu.com')
             WORepo.add_key(self, '0xF1656F24C74CD1D8',
-                           keyserver='keys.gnupg.net')
+                           keyserver='keyserver.ubuntu.com')
     if "mariadb-server" in apt_packages:
         # generate random 24 characters root password
         chars = ''.join(random.sample(string.ascii_letters, 24))