diff --git a/src/main/java/com/uniovi/services/impl/MultiplayerSessionImpl.java b/src/main/java/com/uniovi/services/impl/MultiplayerSessionImpl.java
index a690d37d..0c10044e 100644
--- a/src/main/java/com/uniovi/services/impl/MultiplayerSessionImpl.java
+++ b/src/main/java/com/uniovi/services/impl/MultiplayerSessionImpl.java
@@ -25,7 +25,7 @@ public MultiplayerSessionImpl(PlayerRepository playerRepository, MultiplayerSess
     }
 
     @Override
-    //@Transactional
+    @Transactional
     public Map<Player, Integer> getPlayersWithScores(int multiplayerCode) {
         MultiplayerSession session = multiplayerSessionRepository.findByMultiplayerCode(String.valueOf(multiplayerCode));
         Map<Player, Integer> playerScores = session.getPlayerScores();
@@ -50,7 +50,7 @@ public void multiCreate(String code, Long id) {
     }
 
     @Override
-    //@Transactional
+    @Transactional
     public void addToLobby(String code, Long id) {
         Player p = playerRepository.findById(id).get();
         MultiplayerSession ms=multiplayerSessionRepository.findByMultiplayerCode(code);
@@ -59,7 +59,7 @@ public void addToLobby(String code, Long id) {
     }
 
     @Override
-    //@Transactional
+    @Transactional
     public void changeScore(String code, Long id, int score) {
         Player p = playerRepository.findById(id).get();
         MultiplayerSession ms=multiplayerSessionRepository.findByMultiplayerCode(code);