diff --git a/src/main/java/module-info.java b/src/main/java/module-info.java
index 9eadd997470ed8c1fff21144d25aaa05b0a9d7ac..1a97b90a492f0829b9c187285fc7a83603bff975 100644
--- a/src/main/java/module-info.java
+++ b/src/main/java/module-info.java
@@ -10,6 +10,7 @@ module gui {
 
 
     opens de.hdm_stuttgart.battlearena to javafx.fxml;
+    opens de.hdm_stuttgart.battlearena.Persistance.Classes to com.google.gson;
     exports de.hdm_stuttgart.battlearena.Main;
     exports de.hdm_stuttgart.battlearena.Controller;
     exports de.hdm_stuttgart.battlearena.Model.Multiplayer;