diff --git a/test/swen90006/machine/BoundaryTests.java b/test/swen90006/machine/BoundaryTests.java
index 352a0623ace400905e1b82534f61636861354f0f..ba1a57e602604742661cfcdf6d13bab58db57955 100644
--- a/test/swen90006/machine/BoundaryTests.java
+++ b/test/swen90006/machine/BoundaryTests.java
@@ -24,16 +24,6 @@ public class BoundaryTests
   {
   }
 
-  //Any method annotation with "@Test" is executed as a test.
-  @Test public void aTest()
-  {
-    //the assertEquals method used to check whether two values are
-    //equal, using the equals method
-    final int expected = 2;
-    final int actual = 1 + 1;
-    assertEquals(expected, actual);
-  }
-
   //To test B1 in Machine.
   @Test public void b1Test()
   {
@@ -73,7 +63,7 @@ public class BoundaryTests
   {
     final InvalidInstructionException expected = new InvalidInstructionException();
     final List<String> instructions = new ArrayList<>();
-    instructions.add("LDR R2 R0 -1");
+    instructions.add("LDR R2 R0 -65536");
     instructions.add("RET R2");
     Machine m = new Machine();
     try {