v0.2.52..v0.2.53 changeset Change.h

diff --git a/hoot-core/src/main/cpp/hoot/core/algorithms/changeset/Change.h b/hoot-core/src/main/cpp/hoot/core/algorithms/changeset/Change.h
index 7c1f4cd..8e210b1 100644
--- a/hoot-core/src/main/cpp/hoot/core/algorithms/changeset/Change.h
+++ b/hoot-core/src/main/cpp/hoot/core/algorithms/changeset/Change.h
@@ -22,7 +22,7 @@
  * This will properly maintain the copyright information. DigitalGlobe
  * copyrights will be updated automatically.
  *
- * @copyright Copyright (C) 2015, 2016, 2017, 2018, 2019 DigitalGlobe (http://www.digitalglobe.com/)
+ * @copyright Copyright (C) 2015, 2016, 2017, 2018, 2019, 2020 DigitalGlobe (http://www.digitalglobe.com/)
  */
 #ifndef CHANGE_H
 #define CHANGE_H
@@ -64,7 +64,7 @@ public:
   void clearElement() { _element.reset(); }
   ConstElementPtr getPreviousElement() const { return _previousElement; }
 
-  bool operator==(Change other) const;
+  bool operator==(const Change& other) const;
 
 private: