diff --git a/patches/minecraft/net/minecraft/world/WorldSavedData.java.patch b/patches/minecraft/net/minecraft/world/WorldSavedData.java.patch
new file mode 100644
index 000000000..6e33e0f03
--- /dev/null
+++ b/patches/minecraft/net/minecraft/world/WorldSavedData.java.patch
@@ -0,0 +1,28 @@
+--- ../src-base/minecraft/net/minecraft/world/WorldSavedData.java
++++ ../src-work/minecraft/net/minecraft/world/WorldSavedData.java
+@@ -2,7 +2,7 @@
+ 
+ import net.minecraft.nbt.NBTTagCompound;
+ 
+-public abstract class WorldSavedData
++public abstract class WorldSavedData implements net.minecraftforge.common.util.INBTSerializable<NBTTagCompound>
+ {
+     public final String field_76190_i;
+     private boolean field_76189_a;
+@@ -30,4 +30,16 @@
+     {
+         return this.field_76189_a;
+     }
++
++    public void deserializeNBT(NBTTagCompound nbt)
++    {
++        this.func_76184_a(nbt);
++    }
++
++    public NBTTagCompound serializeNBT()
++    {
++        NBTTagCompound ret = new NBTTagCompound();
++        this.func_76187_b(ret);
++        return ret;
++    }
+ }