diff --git a/experimental/2nub/src/server/gameState.ts b/experimental/2nub/src/server/gameState.ts
index df3549a..f05f1c5 100644
--- a/experimental/2nub/src/server/gameState.ts
+++ b/experimental/2nub/src/server/gameState.ts
@@ -398,10 +398,12 @@ class GameStateManager {
     // Only allow ending turn if game is in night state
     if (game.state.state !== 'night') return null;
 
-    if (playerId in game.state.endedTurn[game.state.turn]) {
-      game.state.endedTurn[game.state.turn][playerId] = true;
+    if (!(playerId in game.state.endedTurn[game.state.turn])) {
+      return null;
     }
 
+    game.state.endedTurn[game.state.turn][playerId] = true;
+
     // Check if all players for the current turn have ended their turn
     const allEnded = Object.values(game.state.endedTurn[game.state.turn]).every(ended => ended);
     if (allEnded) {