diff --git a/src/main/java/de/ellpeck/actuallyadditions/mod/booklet/GuiBooklet.java b/src/main/java/de/ellpeck/actuallyadditions/mod/booklet/GuiBooklet.java
index 726c4c74a..84f94675b 100644
--- a/src/main/java/de/ellpeck/actuallyadditions/mod/booklet/GuiBooklet.java
+++ b/src/main/java/de/ellpeck/actuallyadditions/mod/booklet/GuiBooklet.java
@@ -393,6 +393,7 @@ public class GuiBooklet extends GuiScreen implements IBookletGui{
 
                     NBTTagCompound extraData = new NBTTagCompound();
                     extraData.setBoolean("BookAlreadyOpened", true);
+                    PacketHandlerHelper.sendChangePlayerDataPacket(extraData);
                 }
                 else{
                     BookletUtils.openLastBookPage(this, data.theCompound.getCompoundTag("BookletData"));
diff --git a/src/main/java/de/ellpeck/actuallyadditions/mod/network/PacketHandler.java b/src/main/java/de/ellpeck/actuallyadditions/mod/network/PacketHandler.java
index 0fdadce21..4b6dfa806 100644
--- a/src/main/java/de/ellpeck/actuallyadditions/mod/network/PacketHandler.java
+++ b/src/main/java/de/ellpeck/actuallyadditions/mod/network/PacketHandler.java
@@ -156,7 +156,7 @@ public final class PacketHandler{
                 PlayerData.PlayerSave playerData = PlayerData.getDataFromPlayer(player);
                 playerData.theCompound.merge(data);
                 if(player instanceof EntityPlayerMP){
-
+                    PacketHandlerHelper.sendPlayerDataToClientPacket(player, playerData.theCompound, false);
                 }
             }
         }