1 files changed, 3 insertions, 0 deletions
diff --git a/src/test/test4/GetAllRefInnerTest.java b/src/test/test4/GetAllRefInnerTest.java
index 352b3252..a4921caf 100644
--- a/src/test/test4/GetAllRefInnerTest.java
+++ b/src/test/test4/GetAllRefInnerTest.java
@@ -20,6 +20,9 @@ public class GetAllRefInnerTest<T> {
     }
     public Object foo() {
         return new java.util.HashSet<String>() {
+            /** default serialVersionUID */
+            private static final long serialVersionUID = 1L;
+
             public String toString() { return this.getClass().toString(); } 
         };
     }