diff --git a/src/main/java/ru/dbotthepony/mc/otm/block/entity/BlockEntityMattery.java b/src/main/java/ru/dbotthepony/mc/otm/block/entity/BlockEntityMattery.java
index 4aa4b9509..ac11dc132 100644
--- a/src/main/java/ru/dbotthepony/mc/otm/block/entity/BlockEntityMattery.java
+++ b/src/main/java/ru/dbotthepony/mc/otm/block/entity/BlockEntityMattery.java
@@ -157,6 +157,7 @@ public abstract class BlockEntityMattery extends BlockEntity implements MenuProv
 			nbt.putString("Name", Component.Serializer.toJson(display_name));
 
 		nbt.putByte("redstone", (byte) redstone_setting.ordinal());
+		nbt.putByte("redstone_signal", (byte) redstone_signal);
 
 		return super.save(nbt);
 	}
@@ -169,5 +170,8 @@ public abstract class BlockEntityMattery extends BlockEntity implements MenuProv
 
 		if (nbt.get("redstone") instanceof ByteTag tag)
 			redstone_setting = RedstoneSetting.get(tag.getAsByte());
+
+		if (nbt.get("redstone_signal") instanceof ByteTag tag)
+			redstone_signal = tag.getAsByte();
 	}
 }