diff --git a/firewall/manifests/init.pp b/firewall/manifests/init.pp
index 7f32cc1..3ca648d 100644
--- a/firewall/manifests/init.pp
+++ b/firewall/manifests/init.pp
@@ -171,13 +171,24 @@ class firewall::common::iptables {
         require => Package["iptables"],
         notify  => Service["iptables"],
     }
+    case $::operatingsystem {
+        "ubuntu": {
+            if versioncmp($::operatingsystemrelease, "16.04") < 0 {
+                $service = "iptables-persistent"
+            } else {
+                $service = "netfilter-persistent"
+            }
+        }
+        "debian": {
+            $service = "iptables-persistent"
+        }
+        default: {
+            $service = "iptables"
+        }
+    }
     service { "iptables":
         ensure  => running,
-        name    => $::operatingsystem ? {
-            "debian" => "iptables-persistent",
-            "ubuntu" => "iptables-persistent",
-            default  => "iptables",
-        },
+        name    => $service,
         alias   => $::operatingsystem ? {
             "debian" => "ip6tables",
             "ubuntu" => "ip6tables",
diff --git a/lynx/manifests/init.pp b/lynx/manifests/init.pp
index 70957fb..fd0b948 100644
--- a/lynx/manifests/init.pp
+++ b/lynx/manifests/init.pp
@@ -11,32 +11,46 @@ class lynx {
         $www_default_url = "http://www.${::domain}"
     }
 
-    if $::operatingsystem != "OpenBSD" {
-        package { "lynx":
-            ensure => installed,
-            name   => $::operatingsystem ? {
-                "ubuntu"  => "lynx-cur",
-                default   => "lynx",
-            },
-            before => File["/usr/local/bin/html2text"],
+    case $::operatingsystem {
+        "openbsd": {
+            exec { "add-local-lynx-config":
+                command => "echo 'INCLUDE:/etc/lynx-site.cfg' >> /etc/lynx.cfg",
+                path    => "/bin:/usr/bin:/usr/local/bin:/sbin:/usr/sbin:/usr/local/sbin",
+                user    => "root",
+                unless  => "fgrep 'INCLUDE:/etc/lynx-site.cfg' /etc/lynx.cfg",
+            }
+            $config = "/etc/lynx-site.cfg"
+            $package = undef
+        }
+        "ubuntu": {
+            if versioncmp($::operatingsystemrelease, "16.04") < 0 {
+                $config = "/etc/lynx-cur/local.cfg"
+                $package = "lynx-cur"
+            } else {
+                $config = "/etc/lynx/local.cfg"
+                $package = "lynx"
+            }
+        }
+        default: {
+            $config = "/etc/lynx-site.cfg"
+            $package = "lynx"
         }
     }
 
-    if $::operatingsystem == "OpenBSD" {
-        exec { "add-local-lynx-config":
-             command => "echo 'INCLUDE:/etc/lynx-site.cfg' >> /etc/lynx.cfg",
-             path    => "/bin:/usr/bin:/usr/local/bin:/sbin:/usr/sbin:/usr/local/sbin",
-             user    => root,
-             unless  => "fgrep 'INCLUDE:/etc/lynx-site.cfg' /etc/lynx.cfg",
+    if $package {
+        package { "lynx":
+            ensure => installed,
+            name   => $package,
+            before => [
+                File["/usr/local/bin/html2text"],
+                File["lynx-site.cfg"],
+            ],
         }
     }
 
     file { "lynx-site.cfg":
         ensure  => present,
-        name    => $::operatingsystem ? {
-            "ubuntu" => "/etc/lynx-cur/local.cfg",
-            default  => "/etc/lynx-site.cfg",
-        },
+        name    => $config,
         content => template("lynx/lynx-site.cfg.erb"),
         mode    => "0644",
         owner   => "root",
@@ -44,10 +58,6 @@ class lynx {
             "openbsd" => "wheel",
             default   => "root",
         },
-        require => $::operatingsystem ? {
-            "openbsd" => undef,
-            default   => Package["lynx"],
-        },
     }
 
     file { "/usr/local/bin/html2text":
diff --git a/nfs/manifests/init.pp b/nfs/manifests/init.pp
index 08c4cbf..0cacd8c 100644
--- a/nfs/manifests/init.pp
+++ b/nfs/manifests/init.pp
@@ -13,12 +13,24 @@ class nfs::client {
     }
 
     case $::operatingsystem {
+        "centos", "redhat": {
+            if versioncmp($::operatingsystemrelease, "7") < 0 {
+                $service = "nfslock"
+            } else {
+                $service = "rpc-statd"
+            }
+        }
         "fedora": {
             # https://bugzilla.redhat.com/show_bug.cgi?id=692008
             service { "NetworkManager-wait-online":
                 ensure => stopped,
                 enable => true,
             }
+            if versioncmp($::operatingsystemrelease, "16") < 0 {
+                $service = "nfslock"
+            } else {
+                $service = "rpc-statd"
+            }
         }
         "ubuntu": {
             file { "/etc/modprobe.d/lockd.conf":
@@ -35,25 +47,24 @@ class nfs::client {
                 notify  => Service["nfslock"],
                 require => Package["nfs-utils"],
             }
+            if versioncmp($::operatingsystemrelease, "16.04") < 0 {
+                $service = "statd"
+            } else {
+                $service = "rpc-statd"
+            }
+        }
+        "debian": {
+            $service = "statd"
+        }
+        default: {
+            $service = "nfslock"
         }
-        default: { }
     }
 
     service { "nfslock":
         ensure    => running,
         enable    => true,
-        name      => $::operatingsystem ? {
-            "centos" => $::operatingsystemrelease ? {
-                /^[1-6]/ => "nfslock",
-                default  => "rpc-statd",
-            },
-            "fedora" => $::operatingsystemrelease ? {
-                /^([1-9]|1[0-5])$/ => "nfslock",
-                default            => "nfs-lock",
-            },
-            "ubuntu" => "statd",
-            default  => "nfslock",
-        },
+        name      => $service,
         hasstatus => true,
         require   => Package["nfs-utils"],
     }
diff --git a/telegram/Makefile b/telegram/Makefile
index 7d703c8..be798b1 100644
--- a/telegram/Makefile
+++ b/telegram/Makefile
@@ -1,6 +1,6 @@
 include $(CURDIR)/../Makefile.inc
 
-VERSION = 0.10.19
+VERSION = 1.0.5
 URL = https://updates.tdesktop.com/tlinux/tsetup.$(VERSION).tar.xz
 PACKAGE = tsetup.$(VERSION).tar.xz