diff --git a/lib/puppet/functions/os_version_gte.rb b/lib/puppet/functions/os_version_gte.rb
index c0e004322..151c3c536 100644
--- a/lib/puppet/functions/os_version_gte.rb
+++ b/lib/puppet/functions/os_version_gte.rb
@@ -22,6 +22,6 @@
   def os_version_gte(os, version)
     facts = closure_scope['facts']
     (facts['operatingsystem'] == os &&
-     Puppet::Util::Package.versioncmp(version, facts['operatingsystemmajrelease']) >= 0)
+     Puppet::Util::Package.versioncmp(facts['operatingsystemmajrelease'], version) >= 0)
   end
 end
diff --git a/spec/functions/os_version_gte_spec.rb b/spec/functions/os_version_gte_spec.rb
index 5de58384f..aec498270 100644
--- a/spec/functions/os_version_gte_spec.rb
+++ b/spec/functions/os_version_gte_spec.rb
@@ -11,9 +11,10 @@
       }
     end
 
+    it { is_expected.to run.with_params('Debian', '10').and_return(false) }
     it { is_expected.to run.with_params('Debian', '9').and_return(true) }
-    it { is_expected.to run.with_params('Debian', '8').and_return(false) }
-    it { is_expected.to run.with_params('Debian', '8.0').and_return(false) }
+    it { is_expected.to run.with_params('Debian', '8').and_return(true) }
+    it { is_expected.to run.with_params('Debian', '8.0').and_return(true) }
     it { is_expected.to run.with_params('Ubuntu', '16.04').and_return(false) }
     it { is_expected.to run.with_params('Fedora', '29').and_return(false) }
   end
@@ -27,9 +28,11 @@
     end
 
     it { is_expected.to run.with_params('Debian', '9').and_return(false) }
-    it { is_expected.to run.with_params('Ubuntu', '16').and_return(false) }
+    it { is_expected.to run.with_params('Ubuntu', '16').and_return(true) }
+    it { is_expected.to run.with_params('Ubuntu', '14.04').and_return(true) }
     it { is_expected.to run.with_params('Ubuntu', '16.04').and_return(true) }
-    it { is_expected.to run.with_params('Ubuntu', '18.04').and_return(true) }
+    it { is_expected.to run.with_params('Ubuntu', '18.04').and_return(false) }
+    it { is_expected.to run.with_params('Ubuntu', '20.04').and_return(false) }
     it { is_expected.to run.with_params('Fedora', '29').and_return(false) }
   end