diff --git a/hoot-core/src/main/cpp/hoot/core/algorithms/string/MinSumWordSetDistance.cpp b/hoot-core/src/main/cpp/hoot/core/algorithms/string/MinSumWordSetDistance.cpp
index 56350a5..938793a 100644
--- a/hoot-core/src/main/cpp/hoot/core/algorithms/string/MinSumWordSetDistance.cpp
+++ b/hoot-core/src/main/cpp/hoot/core/algorithms/string/MinSumWordSetDistance.cpp
@@ -22,7 +22,7 @@
* This will properly maintain the copyright information. DigitalGlobe
* copyrights will be updated automatically.
*
- * @copyright Copyright (C) 2015, 2017, 2018 DigitalGlobe (http://www.digitalglobe.com/)
+ * @copyright Copyright (C) 2015, 2017, 2018, 2020 DigitalGlobe (http://www.digitalglobe.com/)
*/
#include "MinSumWordSetDistance.h"
@@ -40,12 +40,8 @@ namespace hoot
HOOT_FACTORY_REGISTER(StringDistance, MinSumWordSetDistance)
-MinSumWordSetDistance::MinSumWordSetDistance(StringDistance* d)
-{
- _d.reset(d);
-}
-
-MinSumWordSetDistance::MinSumWordSetDistance()
+MinSumWordSetDistance::MinSumWordSetDistance(StringDistancePtr d) :
+_d(d)
{
}