diff --git a/tests/com/google/bitcoin/core/PeerTest.java b/tests/com/google/bitcoin/core/PeerTest.java
index bd8e7369..8df16c24 100644
--- a/tests/com/google/bitcoin/core/PeerTest.java
+++ b/tests/com/google/bitcoin/core/PeerTest.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright 2011 Google Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 package com.google.bitcoin.core;
 
 import static org.junit.Assert.*;
@@ -69,7 +85,7 @@ public class PeerTest {
             fail("did not throw");
         } catch (PeerException e) {
             // expected
-            assert(e.getCause() instanceof IOException);
+            assertTrue(e.getCause() instanceof IOException);
         }
         
         control.verify();
@@ -86,7 +102,7 @@ public class PeerTest {
             fail("did not throw");
         } catch (PeerException e) {
             // expected
-            assert(e.getCause() instanceof PeerException);
+            assertTrue(e.toString(), e.getCause() instanceof ProtocolException);
         }
         
         control.verify();