1 files changed, 1 insertions, 1 deletions

diff --git a/src/intercopycontext.hpp b/src/intercopycontext.hpp
index 7008919..cc84017 100644
--- a/src/intercopycontext.hpp
+++ b/src/intercopycontext.hpp
@@ -25,7 +25,7 @@ enum class InterCopyResult
 
 DECLARE_UNIQUE_TYPE(CacheIndex, StackIndex);
 DECLARE_UNIQUE_TYPE(SourceIndex, StackIndex);
-class InterCopyContext
+class InterCopyContext final
 {
     public:
     Universe* const U;