diff --git a/Assets/Scripts/Managers/PetManager.cs b/Assets/Scripts/Managers/PetManager.cs
index 3ec028dc1c31cd776f39324657d778173c9bbee7..ba22f1123b8eb26573a3242f86c01c4e08278c84 100644
--- a/Assets/Scripts/Managers/PetManager.cs
+++ b/Assets/Scripts/Managers/PetManager.cs
@@ -46,6 +46,9 @@ public class PetManager : MonoBehaviour, IDataPersistence
         GameObject[] petHealers = GameObject.FindGameObjectsWithTag("PetHealer");
         GameObject[] petFighters = GameObject.FindGameObjectsWithTag("PetFighter");
 
+        data.pets = new List<string>();
+        data.petsHealth = new List<double>();
+
         foreach (GameObject petHealer in petHealers)
         {
             PetHealth goodPetHealth = petHealer.GetComponent<PetHealth>();