src/jdk.jpackage/macosx/classes/jdk/jpackage/internal/MacAppBundler.java

*** 342,347 ****
--- 342,352 ----
      @Override
      public boolean supported(boolean runtimeInstaller) {
          return true;
      }
  
+     @Override
+     public boolean isDefault() {
+         return false;
+     }
+ 
  }