diff --git a/spec/classes/apt_backports_spec.rb b/spec/classes/apt_backports_spec.rb
index 5abfe51a21..cb2d421d50 100644
--- a/spec/classes/apt_backports_spec.rb
+++ b/spec/classes/apt_backports_spec.rb
@@ -43,7 +43,7 @@
               full: '18.04'
             },
             distro: {
-              codename: 'bionac',
+              codename: 'bionic',
               id: 'Ubuntu'
             }
           }
@@ -53,8 +53,8 @@
       it {
         expect(subject).to contain_apt__source('backports').with(location: 'http://archive.ubuntu.com/ubuntu',
                                                                  repos: 'main universe multiverse restricted',
-                                                                 release: 'bionac-backports',
-                                                                 pin: { 'priority' => 200, 'release' => 'bionac-backports' })
+                                                                 release: 'bionic-backports',
+                                                                 pin: { 'priority' => 200, 'release' => 'bionic-backports' })
       }
     end
 
@@ -69,7 +69,7 @@
               full: '18.04'
             },
             distro: {
-              codename: 'bionac',
+              codename: 'bionic',
               id: 'Ubuntu'
             }
           }
@@ -105,7 +105,7 @@
               full: '18.04'
             },
             distro: {
-              codename: 'bionac',
+              codename: 'bionic',
               id: 'Ubuntu'
             }
           }
@@ -234,7 +234,7 @@
             full: '18.04'
           },
           distro: {
-            codename: 'bionac',
+            codename: 'bionic',
             id: 'Ubuntu'
           }
         }