diff --git a/install b/install
index d0d2de2..08452d3 100755
--- a/install
+++ b/install
@@ -147,9 +147,9 @@ if [ -z "$wo_force_install" ]; then
         wo_lib_echo_fail "other Linux distributions and perhaps even Unix deratives."
         exit 100
     else
-        check_wo_linux_distro=$(lsb_release -sc | grep -E "trusty|xenial|bionic|disco|jessie|stretch|buster")
+        check_wo_linux_distro=$(lsb_release -sc | grep -E "xenial|bionic|disco|jessie|stretch|buster")
         if [ -z "$check_wo_linux_distro" ]; then
-            wo_lib_echo_fail "WordOps (wo) only supports Ubuntu 14.04/16.04/18.04/19.04 LTS, Debian 8.x/9.x/10.x and Raspbian 9.x"
+            wo_lib_echo_fail "WordOps (wo) only supports Ubuntu 16.04/18.04/19.04 LTS, Debian 9.x/10.x and Raspbian 9.x"
             exit 100
         fi
     fi
diff --git a/wo/cli/plugins/stack_upgrade.py b/wo/cli/plugins/stack_upgrade.py
index 0344c09..5af52b8 100644
--- a/wo/cli/plugins/stack_upgrade.py
+++ b/wo/cli/plugins/stack_upgrade.py
@@ -1,17 +1,19 @@
-from cement.core.controller import CementBaseController, expose
-from cement.core import handler, hook
-from wo.core.logging import Log
-from wo.core.variables import WOVariables
-from wo.core.aptget import WOAptGet
-from wo.core.apt_repo import WORepo
-from wo.core.services import WOService
-from wo.core.fileutils import WOFileUtils
-from wo.core.shellexec import WOShellExec
-from wo.core.extract import WOExtract
-from wo.core.download import WODownload
 import os
 import shutil
 
+from cement.core import handler, hook
+from cement.core.controller import CementBaseController, expose
+from wo.cli.plugins.stack import WOStackController
+from wo.core.apt_repo import WORepo
+from wo.core.aptget import WOAptGet
+from wo.core.download import WODownload
+from wo.core.extract import WOExtract
+from wo.core.fileutils import WOFileUtils
+from wo.core.logging import Log
+from wo.core.services import WOService
+from wo.core.shellexec import WOShellExec
+from wo.core.variables import WOVariables
+
 
 class WOStackUpgradeController(CementBaseController):
     class Meta:
@@ -83,6 +85,9 @@ class WOStackUpgradeController(CementBaseController):
         # All package update
         apt_packages = []
         packages = []
+        empty_packages = []
+        stack = WOStackController()
+        stack.app = self.app
 
         if ((not self.app.pargs.web) and (not self.app.pargs.nginx) and
             (not self.app.pargs.php) and (not self.app.pargs.mysql) and
@@ -187,7 +192,7 @@ class WOStackUpgradeController(CementBaseController):
                 WOAptGet.update(self)
                 # Update packages
                 WOAptGet.install(self, apt_packages)
-
+                stack.post_pref(apt_packages, empty_packages)
                 # Post Actions after package updates
                 if (set(WOVariables.wo_nginx).issubset(set(apt_packages))):
                     WOService.restart_service(self, 'nginx')