--- old/src/jdk.incubator.jpackage/macosx/classes/jdk/incubator/jpackage/internal/MacAppBundler.java	2020-02-05 12:58:06.153337400 -0500
+++ new/src/jdk.incubator.jpackage/macosx/classes/jdk/incubator/jpackage/internal/MacAppBundler.java	2020-02-05 12:58:03.524297400 -0500
@@ -217,7 +217,7 @@
     File doBundle(Map<String, ? super Object> params, File outputDirectory,
             boolean dependentTask) throws PackagerException {
         if (StandardBundlerParam.isRuntimeInstaller(params)) {
-            return PREDEFINED_RUNTIME_IMAGE.fetchFrom(params);
+            return StandardBundlerParam.getPredefinedRuntime(params);
         } else {
             return doAppBundle(params, outputDirectory, dependentTask);
         }