diff --git a/Assets/SystemArchitecture/Scripts/PersistentDataController.cs b/Assets/SystemArchitecture/Scripts/PersistentDataController.cs
index 6cdf579..2ebf6b0 100644
--- a/Assets/SystemArchitecture/Scripts/PersistentDataController.cs
+++ b/Assets/SystemArchitecture/Scripts/PersistentDataController.cs
@@ -277,7 +277,7 @@ public class PersistentDataController
         {
             string text = File.ReadAllText(PATH);
             SavedDataStructure newJson = JsonUtility.FromJson<SavedDataStructure>(text);
-            if (newJson == null || newJson.version < VERSION)
+            if (newJson == null || newJson.version != VERSION)
                 goto failed;
 
             json = newJson;
diff --git a/Assets/SystemArchitecture/Tests/PersistentDataControllerTest.cs b/Assets/SystemArchitecture/Tests/PersistentDataControllerTest.cs
index 68e7fa6..abb291e 100644
--- a/Assets/SystemArchitecture/Tests/PersistentDataControllerTest.cs
+++ b/Assets/SystemArchitecture/Tests/PersistentDataControllerTest.cs
@@ -107,6 +107,14 @@ public class PersistentDataTests
         Assert.IsFalse(pdc.Load(false));
     }
 
+    [Test]
+    public void Test_PersistentDataController_Load_NewerVersion()
+    {
+        string content = $"{{\"version\":{PersistentDataController.VERSION + 1},\"users\":[],\"currentUser\":-1,\"currentMinigame\":0,\"currentCourse\":0,\"currentTheme\":0}}";
+        File.WriteAllText(PATH, content);
+        Assert.IsFalse(pdc.Load(false));
+    }
+
     [Test]
     public void Test_PersistentDataController_Load_New()
     {