diff --git a/lib/polyglot b/lib/polyglot
index 2cf3bb81..2ff56c1a 160000
--- a/lib/polyglot
+++ b/lib/polyglot
@@ -1 +1 @@
-Subproject commit 2cf3bb81c4e35685a79429f7f1e7867e14947f80
+Subproject commit 2ff56c1aaa040a0ff5e751c63db6fc74d1ecc411
diff --git a/tests/isolated/FieldReflection.java b/tests/isolated/FieldReflection.java
index 93662a57..1632f0a2 100644
--- a/tests/isolated/FieldReflection.java
+++ b/tests/isolated/FieldReflection.java
@@ -1,5 +1,7 @@
 import java.lang.reflect.Method; 
 import java.lang.reflect.Field; 
+import java.util.Arrays;
+import java.util.Comparator;
 
 public class FieldReflection {
   public int a;
@@ -27,6 +29,7 @@ public static void main(String[] args) throws Exception {
     FieldReflection aaa = new FieldReflection(1534,2);
     Class cls = aaa.getClass();
     Field[] f = cls.getDeclaredFields();
+    Arrays.sort(f, new FieldComparator());
     System.out.println(f.length);
     for (Field fld : f) {
       System.out.println(fld.getName());
@@ -70,4 +73,11 @@ public static void main(String[] args) throws Exception {
   static class FieldReflectionGen<T> {
     T[] arr;
   }
+
+    public static class FieldComparator implements Comparator<Field> {
+	public int compare(Field f1, Field f2) {
+	    return f1.getName().compareTo(f2.getName());
+	}
+
+    }
 }
diff --git a/tests/isolated/MethodReflection.java b/tests/isolated/MethodReflection.java
index 6509bf41..a79bdac9 100644
--- a/tests/isolated/MethodReflection.java
+++ b/tests/isolated/MethodReflection.java
@@ -1,12 +1,16 @@
 import java.lang.reflect.Method; 
 import java.lang.reflect.Type; 
+import java.util.Arrays;
+import java.util.Comparator;
 
 class MethodReflection {
 
     public static void main(String[] args) throws Exception {
         MethodReflection mr = new MethodReflection();
         Class cls = mr.getClass();
+	MethodComparator mc = new MethodComparator();
         Method[] m = cls.getDeclaredMethods();
+	Arrays.sort(m, mc);
         for (Method mtd : m) {
             if (mtd.getName().equals("<init>")) continue;
             System.out.println(mtd.getName());
@@ -26,4 +30,12 @@ public String ll(String s) {
         return "Called LL with "+s;
     }
 
-}
\ No newline at end of file
+    public static class MethodComparator implements Comparator<Method> {
+
+	public int compare(Method m1, Method m2) {
+	    return m1.getName().compareTo(m2.getName());
+	}
+
+    }
+
+}