--- old/test/jdk/jdk/nio/zipfs/Basic.java	2019-02-19 15:44:22.000000000 -0500
+++ new/test/jdk/jdk/nio/zipfs/Basic.java	2019-02-19 15:44:21.000000000 -0500
@@ -69,7 +69,7 @@
 
         // Test: FileSystems#newFileSystem(Path)
         Map<String,?> env = Collections.emptyMap();
-        FileSystems.newFileSystem(jarFile, null).close();
+        FileSystems.newFileSystem(jarFile, (ClassLoader)null).close();
 
         // Test: FileSystems#newFileSystem(URI)
         URI uri = new URI("jar", jarFile.toUri().toString(), null);