diff --git a/accumulo/src/test/scala/geotrellis/spark/AccumuloTestRegistrator.scala b/accumulo/src/test/scala/geotrellis/spark/AccumuloTestRegistrator.scala
index 0137e5dadf..0a0b2e9390 100644
--- a/accumulo/src/test/scala/geotrellis/spark/AccumuloTestRegistrator.scala
+++ b/accumulo/src/test/scala/geotrellis/spark/AccumuloTestRegistrator.scala
@@ -15,6 +15,8 @@ class AccumuloTestRegistrator extends TestRegistrator {
       kryo.register(classOf[org.apache.accumulo.core.client.Durability])
       kryo.register(classOf[org.apache.accumulo.core.data.Key])
       kryo.register(classOf[org.apache.accumulo.core.data.Value])
+
+      kryo.register(classOf[geotrellis.spark.io.avro.codecs.TileFeatureCodec$$anon$1])
     }
   }
 }