diff --git a/src/osx/cocoa/utils_base.mm b/src/osx/cocoa/utils_base.mm
index 588392590b..97e06079a6 100644
--- a/src/osx/cocoa/utils_base.mm
+++ b/src/osx/cocoa/utils_base.mm
@@ -140,6 +140,9 @@ wxString wxGetOsDescription()
             case 13:
                 osName = "High Sierra";
                 break;
+            case 14:
+                osName = "Mojave";
+                break;
         };
     }
 #else