diff --git a/manifests/acl.pp b/manifests/acl.pp
index 55a71d4..c16e8b2 100644
--- a/manifests/acl.pp
+++ b/manifests/acl.pp
@@ -25,7 +25,6 @@
   }
 
   concat::fragment {"acl.${_name}":
-    ensure  => $ensure,
     content => "include \"${bind::params::acls_directory}/${_name}\";\n",
     notify  => Exec['reload bind9'],
     target  => "${bind::params::config_base_dir}/acls.conf",
diff --git a/manifests/config.pp b/manifests/config.pp
index 934285c..9043de2 100644
--- a/manifests/config.pp
+++ b/manifests/config.pp
@@ -5,11 +5,9 @@
     owner => root,
     group => $bind::params::bind_group,
     mode  => '0644',
-    force => true,
   }
 
   concat {"${bind::params::config_base_dir}/acls.conf":
-    force => true,
     group => 'root',
     mode  => '0644',
     owner => 'root',
diff --git a/manifests/mx.pp b/manifests/mx.pp
index e25ce0a..b983f2f 100644
--- a/manifests/mx.pp
+++ b/manifests/mx.pp
@@ -34,7 +34,6 @@
 
   if $ensure == 'present' {
     concat::fragment {"bind.${name}":
-      ensure  => $ensure,
       target  => "${bind::params::pri_directory}/${zone}.conf",
       content => template('bind/mx-record.erb'),
       notify  => Service['bind9'],
diff --git a/manifests/record.pp b/manifests/record.pp
index bc5e5a1..97a3e96 100644
--- a/manifests/record.pp
+++ b/manifests/record.pp
@@ -59,7 +59,6 @@
 
   if $ensure == 'present' {
     concat::fragment {"${zone}.${record_type}.${name}":
-      ensure  => $ensure,
       target  => "${bind::params::pri_directory}/${zone}.conf",
       content => $record_content,
       order   => '10',
diff --git a/manifests/view.pp b/manifests/view.pp
index 11ee7da..2d18171 100644
--- a/manifests/view.pp
+++ b/manifests/view.pp
@@ -26,7 +26,6 @@
 
   if $ensure == 'present' {
     concat {"${bind::params::views_directory}/${_name}.zones":
-      force => true,
       group => 'root',
       mode  => '0644',
       owner => 'root',
diff --git a/metadata.json b/metadata.json
index ff26aee..f9218fe 100644
--- a/metadata.json
+++ b/metadata.json
@@ -37,7 +37,7 @@
     },
     {
       "name": "puppetlabs/concat",
-      "version_requirement": ">= 1.0.0 <2.0.0"
+      "version_requirement": ">= 1.0.0 <5.0.0"
     }
   ]
 }