Generic fix

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/lang/trunk@882971 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/src/test/org/apache/commons/lang/reflect/MethodUtilsTest.java b/src/test/org/apache/commons/lang/reflect/MethodUtilsTest.java
index 5965f8e..dac6aeb 100644
--- a/src/test/org/apache/commons/lang/reflect/MethodUtilsTest.java
+++ b/src/test/org/apache/commons/lang/reflect/MethodUtilsTest.java
@@ -87,7 +87,7 @@
         }
     }
 
-    private static class TestMutable implements Mutable {
+    private static class TestMutable implements Mutable<Object> {
         public Object getValue() {
             return null;
         }