diff --git a/src/position.cpp b/src/position.cpp
index f4477ddf2..d29a23767 100644
--- a/src/position.cpp
+++ b/src/position.cpp
@@ -1368,6 +1368,8 @@ void Position::do_null_move(StateInfo& newSt) {
 
     st->pliesFromNull = 0;
 
+    st->capturedPiece = NO_PIECE;
+
     sideToMove = ~sideToMove;
 
     set_check_info();