diff --git a/src/share/classes/com/sun/javatest/regtest/exec/CompileAction.java b/src/share/classes/com/sun/javatest/regtest/exec/CompileAction.java
--- a/src/share/classes/com/sun/javatest/regtest/exec/CompileAction.java
+++ b/src/share/classes/com/sun/javatest/regtest/exec/CompileAction.java
@@ -571,7 +571,7 @@
             try (BufferedWriter w = new BufferedWriter(new FileWriter(argFile))) {
                 for (String arg: javacArgs) {
                     if (arg.startsWith("-J")) {
-                        javacVMOpts.add(arg);
+                        javacVMOpts.add(arg.substring(2));
                     } else {
                         w.write(arg);
                         w.newLine();