diff --git a/tools/ahat/test-dump/Main.java b/tools/ahat/test-dump/Main.java
index d61a98d..3936f29 100644
--- a/tools/ahat/test-dump/Main.java
+++ b/tools/ahat/test-dump/Main.java
@@ -50,7 +50,8 @@
         bigArray[i] = (byte)((i*i) & 0xFF);
       }
 
-      NativeAllocationRegistry registry = new NativeAllocationRegistry(0x12345, 42);
+      NativeAllocationRegistry registry = new NativeAllocationRegistry(
+          Main.class.getClassLoader(), 0x12345, 42);
       registry.registerNativeAllocation(anObject, 0xABCDABCD);
     }
   }