diff --git a/hoot-core/src/main/cpp/hoot/core/conflate/network/NetworkMerger.h b/hoot-core/src/main/cpp/hoot/core/conflate/network/NetworkMerger.h
index 9512872..295b0a7 100644
--- a/hoot-core/src/main/cpp/hoot/core/conflate/network/NetworkMerger.h
+++ b/hoot-core/src/main/cpp/hoot/core/conflate/network/NetworkMerger.h
@@ -47,7 +47,8 @@ public:
static std::string className() { return "hoot::NetworkMerger"; }
- NetworkMerger();
+ NetworkMerger() = default;
+ virtual ~NetworkMerger() = default;
/**
* Constructed with a set of element matching pairs. The pairs are generally Unknown1 as first
* and Unknown2 as second.