diff --git a/hoot-core/src/main/cpp/hoot/core/visitors/CountManualMatchesVisitor.h b/hoot-core/src/main/cpp/hoot/core/visitors/CountManualMatchesVisitor.h
index fbc7518..5956561 100644
--- a/hoot-core/src/main/cpp/hoot/core/visitors/CountManualMatchesVisitor.h
+++ b/hoot-core/src/main/cpp/hoot/core/visitors/CountManualMatchesVisitor.h
@@ -46,9 +46,9 @@ public:
static std::string className() { return "hoot::CountManualMatchesVisitor"; }
- CountManualMatchesVisitor();
+ CountManualMatchesVisitor() : _numManualMatches(0) { }
- virtual ~CountManualMatchesVisitor() {}
+ virtual ~CountManualMatchesVisitor() = default;
double getStat() const { return _numManualMatches; }