diff --git a/src/main/java/it/polimi/ingsw/gc14/Model/Game.java b/src/main/java/it/polimi/ingsw/gc14/Model/Game.java
index 7265930..830f51d 100644
--- a/src/main/java/it/polimi/ingsw/gc14/Model/Game.java
+++ b/src/main/java/it/polimi/ingsw/gc14/Model/Game.java
@@ -36,6 +36,12 @@ public class Game implements Serializable {
             o.update(this);
         }
     }
+    /**
+     * The current number of players.
+     */
+    public int getCurrentPlayerNumber() {
+        return playersList.size();
+    }
 
     /**
      * The list of players participating in the game.
@@ -189,7 +195,7 @@ public class Game implements Serializable {
         }
         if(currentState.getGameStage()!= GameStages.WAITING)
             return false;
-        if(playersList.contains(player))
+        if(playersList.stream().anyMatch(player.getUserName()::equals))
             return false;
         playersList.add(player);
         if(playersList.size()>=nPlayers)