diff --git a/hoot-core/src/main/cpp/hoot/core/algorithms/linearreference/NaiveWayMatchStringMapping.h b/hoot-core/src/main/cpp/hoot/core/algorithms/linearreference/NaiveWayMatchStringMapping.h
index 64a1835..b1b334a 100644
--- a/hoot-core/src/main/cpp/hoot/core/algorithms/linearreference/NaiveWayMatchStringMapping.h
+++ b/hoot-core/src/main/cpp/hoot/core/algorithms/linearreference/NaiveWayMatchStringMapping.h
@@ -37,6 +37,7 @@ class WayString;
class NaiveWayMatchStringMapping : public WayMatchStringMapping
{
public:
+
NaiveWayMatchStringMapping(WayStringPtr str1, WayStringPtr str2);
virtual WayStringPtr getWayString1() { return _ws1; }
@@ -52,6 +53,7 @@ public:
virtual void setWayString2(const WayStringPtr& ws2) { _ws2 = ws2; }
private:
+
WayStringPtr _ws1, _ws2;
Meters _length1, _length2;
};