diff --git a/libvirt/manifests/init.pp b/libvirt/manifests/init.pp
index 88abc0e..051e949 100644
--- a/libvirt/manifests/init.pp
+++ b/libvirt/manifests/init.pp
@@ -29,10 +29,25 @@ class libvirt::client {
 #
 class libvirt::kvm inherits libvirt::client {
 
-    package { "qemu-kvm":
-        ensure  => installed,
-        before  => Service["libvirtd"],
-        require => [ User["qemu"], Group["qemu"] ],
+    case operatingsystem {
+        centos,fedora: {
+            case $operatingsystemrelease {
+                '/5\.[0-9]+/': {
+                    package { "kvm":
+                        ensure  => installed,
+                        before  => Service["libvirtd"],
+                        require => [ User["qemu"], Group["qemu"] ],
+                    }
+                }
+                default: {
+                    package { "qemu-kvm":
+                        ensure  => installed,
+                        before  => Service["libvirtd"],
+                        require => [ User["qemu"], Group["qemu"] ],
+                    }
+                }
+            }
+        }
     }
 
     if !$libvirt_admingroup {
diff --git a/python/manifests/init.pp b/python/manifests/init.pp
index 87413cc..5a90d09 100644
--- a/python/manifests/init.pp
+++ b/python/manifests/init.pp
@@ -15,8 +15,8 @@ define python::setup::install($python="python") {
 
     exec { "python-setup-install-${name}":
         path    => "/bin:/usr/bin:/usr/local/bin:/sbin:/usr/sbin:/usr/local/sbin",
-        cwd     => $name,
-        command => "${python} setup.py install",
+        cwd     => "${name}",
+        command => "/bin/sh -c 'umask 022; ${python} setup.py install'",
         creates => "${name}/build",
     }
 
diff --git a/util/manifests/init.pp b/util/manifests/init.pp
index ac34316..7aa6bfb 100644
--- a/util/manifests/init.pp
+++ b/util/manifests/init.pp
@@ -57,9 +57,9 @@ define util::extract::tar($source, $ensure=present, $strip=0, $preserve=false) {
     }
 
     if $preserve {
-        $command = "${cat} ${source} | ${tar} xf - --strip-components=${strip} -C ${name}"
+        $command = "/bin/sh -c 'umask 022; ${cat} ${source} | ${tar} xf - --strip-components=${strip} -C ${name}'"
     } else {
-        $command = "${cat} ${source} | ${tar} xf - --strip-components=${strip} -C ${name} --no-same-owner --no-same-permissions"
+        $command = "/bin/sh -c 'umask 022; ${cat} ${source} | ${tar} xf - --strip-components=${strip} -C ${name} --no-same-owner --no-same-permissions'"
     }
 
     exec { "tar-extract-${name}":