1 files changed, 1 insertions, 0 deletions
diff --git a/src/board/board.hpp b/src/board/board.hpp
index a64289e..2b3ac6a 100644
--- a/src/board/board.hpp
+++ b/src/board/board.hpp
@@ -68,6 +68,7 @@ struct Game {
   Position enPassant;
   bool canEnpassant = false;
   GameState state = TURN;
+  uint64_t hash = 0;
   std::vector<uint64_t> history;
   std::unordered_map<uint64_t, TranspositionsEntry> *Transpositions = nullptr;
 };