diff --git a/src/main/java/fr/adrien1106/reframed/block/ReFramedDoubleEntity.java b/src/main/java/fr/adrien1106/reframed/block/ReFramedDoubleEntity.java
index cecd4f6..61d9785 100644
--- a/src/main/java/fr/adrien1106/reframed/block/ReFramedDoubleEntity.java
+++ b/src/main/java/fr/adrien1106/reframed/block/ReFramedDoubleEntity.java
@@ -57,6 +57,6 @@ public class ReFramedDoubleEntity extends ReFramedEntity {
     public void writeNbt(NbtCompound nbt) {
         super.writeNbt(nbt);
 
-        if(second_state != Blocks.AIR.getDefaultState()) nbt.put(BLOCKSTATE_KEY + 2, NbtHelper.fromBlockState(second_state));
+        nbt.put(BLOCKSTATE_KEY + 2, NbtHelper.fromBlockState(second_state));
     }
 }
diff --git a/src/main/java/fr/adrien1106/reframed/block/ReFramedEntity.java b/src/main/java/fr/adrien1106/reframed/block/ReFramedEntity.java
index fc70154..73ec631 100644
--- a/src/main/java/fr/adrien1106/reframed/block/ReFramedEntity.java
+++ b/src/main/java/fr/adrien1106/reframed/block/ReFramedEntity.java
@@ -52,16 +52,15 @@ public class ReFramedEntity extends BlockEntity implements ThemeableBlockEntity
 		if (nbt.contains(BITFIELD_KEY)) bit_field = nbt.getByte(BITFIELD_KEY);
 		
 		// Force a chunk remesh on the client if the displayed blockstate has changed
-		if(world != null && world.isClient && !Objects.equals(rendered_state, first_state)) {
+		if(world != null && world.isClient && !Objects.equals(rendered_state, first_state))
 			ReFramed.chunkRerenderProxy.accept(world, pos);
-		}
 	}
 	
 	@Override
 	public void writeNbt(NbtCompound nbt) {
 		super.writeNbt(nbt);
-		
-		if(first_state != Blocks.AIR.getDefaultState()) nbt.put(BLOCKSTATE_KEY + 1, NbtHelper.fromBlockState(first_state));
+
+		nbt.put(BLOCKSTATE_KEY + 1, NbtHelper.fromBlockState(first_state));
 		if(bit_field != SOLIDITY_MASK) nbt.putByte(BITFIELD_KEY, bit_field);
 	}
 
@@ -113,7 +112,7 @@ public class ReFramedEntity extends BlockEntity implements ThemeableBlockEntity
 	}
 
 	public void setTheme(BlockState new_state, int i) {
-		if(!Objects.equals(first_state, new_state)) {
+		if(!Objects.equals(first_state, new_state) && i == 1) {
 			first_state = new_state;
 			markDirtyAndDispatch();
 		}
diff --git a/src/main/java/fr/adrien1106/reframed/item/ReFramedBlueprintWrittenItem.java b/src/main/java/fr/adrien1106/reframed/item/ReFramedBlueprintWrittenItem.java
index 0736a50..3ab6714 100644
--- a/src/main/java/fr/adrien1106/reframed/item/ReFramedBlueprintWrittenItem.java
+++ b/src/main/java/fr/adrien1106/reframed/item/ReFramedBlueprintWrittenItem.java
@@ -74,7 +74,14 @@ public class ReFramedBlueprintWrittenItem extends Item {
             stacks.stream().map(inventory::getSlotWithStack).forEach(index -> inventory.removeStack(index, 1));
             player.playSound(SoundEvents.ENTITY_ITEM_PICKUP, 0.5f, 0.5f);
         }
-        frame_entity.readNbt(tag);
+        for (int i = 1; tag.contains(BLOCKSTATE_KEY + i); i++) {
+            BlockState state = NbtHelper.toBlockState(
+                Registries.BLOCK.getReadOnlyWrapper(),
+                tag.getCompound(BLOCKSTATE_KEY + i)
+            );
+            frame_entity.setTheme(state, i);
+        }
+        if (world.isClient) ReFramed.chunkRerenderProxy.accept(world, pos);
         world.playSound(player, player.getBlockPos(), SoundEvents.ITEM_BOOK_PAGE_TURN, SoundCategory.PLAYERS);
 
         return ActionResult.SUCCESS;
diff --git a/src/main/java/fr/adrien1106/reframed/item/ReFramedHammerItem.java b/src/main/java/fr/adrien1106/reframed/item/ReFramedHammerItem.java
index b3a1f83..d600755 100644
--- a/src/main/java/fr/adrien1106/reframed/item/ReFramedHammerItem.java
+++ b/src/main/java/fr/adrien1106/reframed/item/ReFramedHammerItem.java
@@ -43,7 +43,7 @@ public class ReFramedHammerItem extends Item {
             world.playSound(player, pos, SoundEvents.ENTITY_ITEM_PICKUP, SoundCategory.BLOCKS, 1f, 1.1f);
         }
         frame_entity.setTheme(Blocks.AIR.getDefaultState(), theme_index);
-        ReFramed.chunkRerenderProxy.accept(world, pos);
+        if (world.isClient) ReFramed.chunkRerenderProxy.accept(world, pos);
         return ActionResult.SUCCESS;
     }
 }
diff --git a/src/main/java/fr/adrien1106/reframed/item/ReFramedScrewdriverItem.java b/src/main/java/fr/adrien1106/reframed/item/ReFramedScrewdriverItem.java
index b39b06c..603b7ac 100644
--- a/src/main/java/fr/adrien1106/reframed/item/ReFramedScrewdriverItem.java
+++ b/src/main/java/fr/adrien1106/reframed/item/ReFramedScrewdriverItem.java
@@ -52,7 +52,7 @@ public class ReFramedScrewdriverItem extends Item {
                 case Z -> Direction.Axis.X;
             }
         ), theme_index);
-        ReFramed.chunkRerenderProxy.accept(world, pos);
+        if (world.isClient) ReFramed.chunkRerenderProxy.accept(world, pos);
         return ActionResult.SUCCESS;
     }
 }