diff --git a/metadata.json b/metadata.json
index 4e089c07..6c68f5fc 100644
--- a/metadata.json
+++ b/metadata.json
@@ -55,6 +55,24 @@
         "9"
       ]
     },
+    {
+      "operatingsystem": "OracleLinux",
+      "operatingsystemrelease": [
+        "9"
+      ]
+    },
+    {
+      "operatingsystem": "AlmaLinux",
+      "operatingsystemrelease": [
+        "9"
+      ]
+    },
+    {
+      "operatingsystem": "Rocky",
+      "operatingsystemrelease": [
+        "9"
+      ]
+    },
     {
       "operatingsystem": "Scientific",
       "operatingsystemrelease": [
diff --git a/spec/classes/puppet_agent_spec.rb b/spec/classes/puppet_agent_spec.rb
index 38b4bc20..46bc1535 100644
--- a/spec/classes/puppet_agent_spec.rb
+++ b/spec/classes/puppet_agent_spec.rb
@@ -94,7 +94,7 @@
 
         it { is_expected.to contain_class('puppet::agent::service::systemd').with_enabled(false) }
         case os
-        when /\A(debian|redhat|centos|scientific|fedora|ubuntu|sles|archlinux)-/
+        when /\A(debian|redhat|centos|scientific|fedora|ubuntu|sles|archlinux|oraclelinux|almalinux|rocky)-/
           it do
             is_expected.to contain_service('puppet-run.timer')
               .with_ensure(false)
@@ -171,7 +171,7 @@
           case os
           when /\A(windows|archlinux)/
             it { is_expected.to raise_error(Puppet::Error, /Runmode of cron not supported on #{facts[:kernel]} operating systems!/) }
-          when /\A(debian|redhat|centos|scientific|fedora|ubuntu|sles)-/
+          when /\A(debian|redhat|centos|scientific|fedora|ubuntu|sles|oraclelinux|almalinux|rocky)-/
             it { is_expected.to compile.with_all_deps }
             it { is_expected.to contain_concat__fragment('puppet.conf_agent') }
             it { is_expected.to contain_class('puppet::agent::service::cron').with_enabled(true) }
@@ -219,7 +219,7 @@
           case os
           when /\A(windows|archlinux)/
             it { is_expected.to raise_error(Puppet::Error, /Runmode of cron not supported on #{facts[:kernel]} operating systems!/) }
-          when /\A(debian|redhat|centos|scientific|fedora|ubuntu|sles)-/
+          when /\A(debian|redhat|centos|scientific|fedora|ubuntu|sles|oraclelinux|almalinux|rocky)-/
             it { is_expected.to contain_class('puppet::agent::service::cron').with_enabled(true) }
             it { is_expected.to contain_class('puppet::agent::service::daemon').with_enabled(false) }
             it do
@@ -260,7 +260,7 @@
           end
 
           case os
-          when /\A(debian|redhat|centos|scientific|fedora|ubuntu|sles|archlinux)-/
+          when /\A(debian|redhat|centos|scientific|fedora|ubuntu|sles|archlinux|oraclelinux|almalinux|rocky)-/
             it { is_expected.to compile.with_all_deps }
             it { is_expected.to contain_class('puppet::agent::service::daemon').with_enabled(false) }
             it { is_expected.to contain_class('puppet::agent::service::cron').with_enabled(false) }
@@ -303,7 +303,7 @@
           end
 
           case os
-          when /\A(debian|redhat|centos|scientific|fedora|ubuntu|sles|archlinux)-/
+          when /\A(debian|redhat|centos|scientific|fedora|ubuntu|sles|archlinux|oraclelinux|almalinux|rocky)-/
             it { is_expected.to compile.with_all_deps }
             it { is_expected.to contain_class('puppet::agent::service::daemon').with_enabled(false) }
             it { is_expected.to contain_class('puppet::agent::service::cron').with_enabled(false) }
@@ -351,7 +351,7 @@
           it { is_expected.to contain_class('puppet::agent::service::systemd').with_enabled(false) }
 
           case os
-          when /\A(debian|redhat|centos|scientific|fedora|ubuntu|sles|archlinux)-/
+          when /\A(debian|redhat|centos|scientific|fedora|ubuntu|sles|archlinux|oraclelinux|almalinux|rocky)-/
             it { is_expected.to contain_service('puppet-run.timer').with_ensure(false) }
           else
             it { is_expected.not_to contain_service('puppet-run.timer') }