diff -r 3b4f92a3797f -r d6158f8d7235 src/share/classes/com/sun/tools/javap/JavapTask.java
--- a/src/share/classes/com/sun/tools/javap/JavapTask.java	Tue Jul 02 22:49:40 2013 +0100
+++ b/src/share/classes/com/sun/tools/javap/JavapTask.java	Thu Jul 04 10:35:33 2013 +0100
@@ -885,7 +885,7 @@
                 continue;
             log.println(getMessage("main.opt." + name));
         }
-        String[] fmOptions = { "-classpath", "-bootclasspath" };
+        String[] fmOptions = { "-classpath", "-cp", "-bootclasspath" };
         for (String o: fmOptions) {
             if (fileManager.isSupportedOption(o) == -1)
                 continue;