diff --git a/test/swen90006/machine/BoundaryTests.java b/test/swen90006/machine/BoundaryTests.java
index 47d55a5d142b947c2a307426377e65ae2bb878e2..8ba2285cafe7e4ace17ddfd581bf4ff91c09c0d1 100644
--- a/test/swen90006/machine/BoundaryTests.java
+++ b/test/swen90006/machine/BoundaryTests.java
@@ -286,20 +286,20 @@ public void Add_Regsiter_Boundary3(){
       fail("Should not have thrown any exception");
    }
 }
-//ret R0 R31;(Off point)
-@Test public void Ret_Regsiter_4(){
-   try{
-      //execute code that you expect not to throw Exceptions.
-      List<String> list = new ArrayList<>();
-    Machine m =new Machine();
-    list.add("ret R0 R31;");
-    thrown.expect(InvalidInstructionException.class);
-    m.execute(list);
-   }
-   catch(NoReturnValueException e){
-      fail("Should not have thrown any exception");
-   }
-}
+////ret R0 R31;(Off point)
+//@Test public void Ret_Regsiter_4(){
+//   try{
+//      //execute code that you expect not to throw Exceptions.
+//      List<String> list = new ArrayList<>();
+//    Machine m =new Machine();
+//    list.add("ret R0 R31;");
+//    thrown.expect(InvalidInstructionException.class);
+//    m.execute(list);
+//   }
+//   catch(NoReturnValueException e){
+//      fail("Should not have thrown any exception");
+//   }
+//}
 @Test public void MOVE_X()
 { List<String> list = new ArrayList<>();
     Machine m =new Machine();