diff --git a/BauSystem_Main/src/de/steamwar/bausystem/region/loader/PrototypeLoader.java b/BauSystem_Main/src/de/steamwar/bausystem/region/loader/PrototypeLoader.java
index 86c79e6f..a8a0531c 100644
--- a/BauSystem_Main/src/de/steamwar/bausystem/region/loader/PrototypeLoader.java
+++ b/BauSystem_Main/src/de/steamwar/bausystem/region/loader/PrototypeLoader.java
@@ -33,6 +33,7 @@ import java.io.IOException;
 @UtilityClass
 public class PrototypeLoader {
 
+    private int loadedVersion = 0;
     public static final File file = new File(Bukkit.getWorlds().get(0).getWorldFolder(), "prototypes.yapion");
 
     public void load() {
@@ -43,6 +44,12 @@ public class PrototypeLoader {
             throw new SecurityException(e.getMessage(), e);
         }
 
+        int currentVersion = yapionObject.getPlainValue("@version");
+        if (currentVersion != loadedVersion && loadedVersion != 0) {
+            throw new SecurityException("Version was not the specified version needed.");
+        }
+        loadedVersion = currentVersion;
+
         yapionObject.forEach((key, yapionAnyType) -> {
             if (yapionAnyType instanceof YAPIONObject) {
                 new Prototype(key, (YAPIONObject) yapionAnyType);
diff --git a/BauSystem_Main/src/de/steamwar/bausystem/region/loader/RegionLoader.java b/BauSystem_Main/src/de/steamwar/bausystem/region/loader/RegionLoader.java
index 198f1dfd..58f2689f 100644
--- a/BauSystem_Main/src/de/steamwar/bausystem/region/loader/RegionLoader.java
+++ b/BauSystem_Main/src/de/steamwar/bausystem/region/loader/RegionLoader.java
@@ -37,6 +37,7 @@ import java.io.IOException;
 @UtilityClass
 public class RegionLoader {
 
+    private int loadedVersion = 0;
     private YAPIONObject optionsYapionObject;
     public static final File file = new File(Bukkit.getWorlds().get(0).getWorldFolder(), "regions.yapion");
 
@@ -56,6 +57,12 @@ public class RegionLoader {
             throw new SecurityException(e.getMessage(), e);
         }
 
+        int currentVersion = yapionObject.getPlainValue("@version");
+        if (currentVersion != loadedVersion && loadedVersion != 0) {
+            throw new SecurityException("Version was not the specified version needed.");
+        }
+        loadedVersion = currentVersion;
+
         File optionsFile = new File(Bukkit.getWorlds().get(0).getWorldFolder(), "options.yapion");
         optionsYapionObject = new YAPIONObject();
         try (BufferedInputStream bufferedInputStream = new BufferedInputStream(new FileInputStream(optionsFile))) {
diff --git a/yapion/prototypes.yapion b/yapion/prototypes.yapion
index ad109152..57a6c33d 100644
--- a/yapion/prototypes.yapion
+++ b/yapion/prototypes.yapion
@@ -1,4 +1,5 @@
 {
+  @version(1)
   wg{
     displayName(WarGear)
     schematic(sections4/WGArena.schem)
diff --git a/yapion/regions.yapion b/yapion/regions.yapion
index 0b7019db..8a3875f9 100644
--- a/yapion/regions.yapion
+++ b/yapion/regions.yapion
@@ -1,4 +1,5 @@
 {
+  @version(1)
   wg11{
     minX(-188)
     minY(1)