diff --git a/nakama/go-modules/main.go b/nakama/go-modules/main.go
index 4b5bc5a..1cb555f 100644
--- a/nakama/go-modules/main.go
+++ b/nakama/go-modules/main.go
@@ -757,8 +757,8 @@ func validateChessMove(fenStr, from, to, promotion string) MoveResult {
 		return result
 	}
 
-	// Make the move
-	if err := game.Move(validMove); err != nil {
+	// Make the move (second arg is options, nil for default)
+	if err := game.Move(validMove, nil); err != nil {
 		return result
 	}