diff --git a/.fixtures.yml b/.fixtures.yml
index dc6b41f..67added 100644
--- a/.fixtures.yml
+++ b/.fixtures.yml
@@ -2,6 +2,6 @@ fixtures:
   repositories:
     'stdlib':
       repo: 'git://github.com/puppetlabs/puppetlabs-stdlib.git'
-      ref: '4.0.0'
+      ref: '4.2.0'
   symlinks:
     'concat': '#{source_dir}'
diff --git a/Modulefile b/Modulefile
index ea9ef2c..bc1f199 100644
--- a/Modulefile
+++ b/Modulefile
@@ -6,4 +6,4 @@ license 'Apache 2.0'
 summary 'Concat module'
 description 'Concat module'
 project_page 'http://github.com/puppetlabs/puppetlabs-concat'
-dependency 'puppetlabs/stdlib', '>= 4.0.0'
+dependency 'puppetlabs/stdlib', '>= 4.2.0'
diff --git a/README.md b/README.md
index 60eca38..3f26ee7 100644
--- a/README.md
+++ b/README.md
@@ -100,7 +100,7 @@ class motd {
 }
 
 # used by other modules to register themselves in the motd
-define motd::register($content="", $order=10) {
+define motd::register($content="", $order='10') {
   if $content == "" {
     $body = $name
   } else {
@@ -247,6 +247,8 @@ Order the fragments.
 ######Example
 - order => '01'
 
+Best practice is to pass a string to this parameter but integer values are accepted.
+
 #####`ensure`
 Control the file of fragment created.
 
diff --git a/manifests/fragment.pp b/manifests/fragment.pp
index a51b8c2..daa6a23 100644
--- a/manifests/fragment.pp
+++ b/manifests/fragment.pp
@@ -40,7 +40,9 @@ define concat::fragment(
   if !(is_string($source) or is_array($source)) {
     fail('$source is not a string or an Array.')
   }
-  validate_string($order)
+  if !(is_string($order) or is_integer($order)) {
+    fail('$order is not a string or integer.')
+  }
   if $mode {
     warning('The $mode parameter to concat::fragment is deprecated and has no effect')
   }
diff --git a/spec/unit/defines/concat_fragment_spec.rb b/spec/unit/defines/concat_fragment_spec.rb
index 3b5269e..3c61aab 100644
--- a/spec/unit/defines/concat_fragment_spec.rb
+++ b/spec/unit/defines/concat_fragment_spec.rb
@@ -152,7 +152,7 @@ describe 'concat::fragment', :type => :define do
       let(:params) {{ :order => false, :target => '/etc/motd' }}
 
       it 'should fail' do
-        expect { should }.to raise_error(Puppet::Error, /is not a string/)
+        expect { should }.to raise_error(Puppet::Error, /is not a string or integer/)
       end
     end
   end # order =>