src/jdk.jpackage/linux/classes/jdk/jpackage/internal/LinuxRpmBundler.java

*** 700,705 ****
--- 700,711 ----
          } catch (Exception e) {
              e.printStackTrace();
              return 0;
          }
      }
+ 
+     @Override
+     public boolean isDefault() {
+         return !LinuxDebBundler.isDebian();
+     }
+ 
  }