diff --git a/common/src/main/java/io/github/gaming32/bingo/BingoCommand.java b/common/src/main/java/io/github/gaming32/bingo/BingoCommand.java
index 329ba1f2..e9be0628 100644
--- a/common/src/main/java/io/github/gaming32/bingo/BingoCommand.java
+++ b/common/src/main/java/io/github/gaming32/bingo/BingoCommand.java
@@ -493,7 +493,7 @@ private static int startGame(CommandContext<CommandSourceStack> context) throws
 
         Bingo.activeGame = new BingoGame(board, gamemode, requireClient, persistent, teams.toArray(PlayerTeam[]::new));
         Bingo.updateCommandTree(playerList);
-        playerList.getPlayers().forEach(Bingo.activeGame::addPlayer);
+        new ArrayList<>(playerList.getPlayers()).forEach(Bingo.activeGame::addPlayer);
         playerList.broadcastSystemMessage(Bingo.translatable("bingo.started", difficulty.getDescription()), false);
         return Command.SINGLE_SUCCESS;
     }