diff --git a/lib/puppet/provider/firewalld_service/firewall_cmd.rb b/lib/puppet/provider/firewalld_service/firewall_cmd.rb
index 8e98aa97..ec2f525e 100644
--- a/lib/puppet/provider/firewalld_service/firewall_cmd.rb
+++ b/lib/puppet/provider/firewalld_service/firewall_cmd.rb
@@ -7,6 +7,26 @@
 ) do
   desc 'Interact with firewall-cmd'
 
+  def self.instances
+    services = execute_firewall_cmd(['--get-services'], nil).split(' ')
+    services.map do |service|
+      new(
+        {
+          ensure: :present,
+          name: service,
+        }
+      )
+    end
+  end
+
+  def self.prefetch(resources)
+    instances.each do |prov|
+      if (resource = resources[prov.name])
+        resource.provider = prov
+      end
+    end
+  end
+
   def exists?
     execute_firewall_cmd(['--list-services']).split(' ').include?(@resource[:service])
   end
diff --git a/metadata.json b/metadata.json
index 3e54c222..c3d31a08 100644
--- a/metadata.json
+++ b/metadata.json
@@ -39,6 +39,12 @@
         "7",
         "8"
       ]
+    },
+    {
+      "operatingsystem": "SLES",
+      "operatingsystemrelease": [
+        "15"
+      ]
     }
   ],
   "source": "https://github.com/voxpupuli/puppet-firewalld",