src/jdk.jpackage/windows/classes/jdk/jpackage/internal/WinMsiBundler.java

@@ -539,11 +539,11 @@
     }
 
     // name of post-image script
     private File getConfig_Script(Map<String, ? super Object> params) {
         return new File(CONFIG_ROOT.fetchFrom(params),
-                APP_FS_NAME.fetchFrom(params) + "-post-image.wsf");
+                APP_NAME.fetchFrom(params) + "-post-image.wsf");
     }
 
     private boolean prepareBasicProjectConfig(
         Map<String, ? super Object> params) throws IOException {
         fetchResource(getConfig_Script(params).getName(),