diff --git a/src/main/java/ellpeck/actuallyadditions/blocks/BlockBookletStand.java b/src/main/java/ellpeck/actuallyadditions/blocks/BlockBookletStand.java
index 5a5589aae..1f18c0e45 100644
--- a/src/main/java/ellpeck/actuallyadditions/blocks/BlockBookletStand.java
+++ b/src/main/java/ellpeck/actuallyadditions/blocks/BlockBookletStand.java
@@ -91,6 +91,7 @@ public class BlockBookletStand extends BlockContainerBase implements IActAddItem
             //Assign a UUID
             if(tile.assignedPlayerUUID == null){
                 tile.assignedPlayerUUID = player.getUniqueID();
+                tile.markDirty();
                 world.markBlockForUpdate(x, y, z);
             }
         }