diff --git a/src/main/java/com/uniovi/entities/ApiKey.java b/src/main/java/com/uniovi/entities/ApiKey.java
index ae52345f..464ff90f 100644
--- a/src/main/java/com/uniovi/entities/ApiKey.java
+++ b/src/main/java/com/uniovi/entities/ApiKey.java
@@ -21,7 +21,7 @@ public class ApiKey {
     @Column(unique = true)
     private String key = UUID.randomUUID().toString();
 
-    @OneToOne(mappedBy = "apiKey")
+    @OneToOne
     private Player player;
 
     @OneToMany(mappedBy = "apiKey")
diff --git a/src/main/java/com/uniovi/entities/Player.java b/src/main/java/com/uniovi/entities/Player.java
index 4ee6d958..2575c789 100644
--- a/src/main/java/com/uniovi/entities/Player.java
+++ b/src/main/java/com/uniovi/entities/Player.java
@@ -39,7 +39,7 @@ public class Player implements JsonEntity {
     @OneToMany(mappedBy = "player", cascade = CascadeType.REMOVE)
     private Set<GameSession> gameSessions = new HashSet<>();
 
-    @OneToOne(cascade = CascadeType.PERSIST, mappedBy = "player")
+    @OneToOne(cascade = CascadeType.ALL, mappedBy = "player")
     private ApiKey apiKey;
 
     // Transient: no se almacena en la base de datos