diff --git a/src/openrct2/object/Object.cpp b/src/openrct2/object/Object.cpp
index 287f3a31d5..d959b996d3 100644
--- a/src/openrct2/object/Object.cpp
+++ b/src/openrct2/object/Object.cpp
@@ -88,7 +88,7 @@ std::vector<uint8_t> Object::GetSourceGames()
     return _sourceGames;
 }
 
-void Object::SetSourceGames(std::vector<uint8_t> sourceGames)
+void Object::SetSourceGames(const std::vector<uint8_t>& sourceGames)
 {
     _sourceGames = sourceGames;
 }
diff --git a/src/openrct2/object/Object.h b/src/openrct2/object/Object.h
index 13a57481aa..ae52845b65 100644
--- a/src/openrct2/object/Object.h
+++ b/src/openrct2/object/Object.h
@@ -153,7 +153,6 @@ interface IReadObjectContext
 class Object
 {
 private:
-<<<<<<< HEAD
     char* _identifier;
     rct_object_entry _objectEntry{};
     StringTable _stringTable;
@@ -217,7 +216,7 @@ public:
     {
     }
     std::vector<uint8_t> GetSourceGames();
-    void SetSourceGames(std::vector<uint8_t> sourceGames);
+    void SetSourceGames(const std::vector<uint8_t>& sourceGames);
 
     const ImageTable& GetImageTable() const
     {