diff --git a/codestyle/cleanup.xml b/codestyle/cleanup.xml
index 70a36773..a6aa8d3e 100644
--- a/codestyle/cleanup.xml
+++ b/codestyle/cleanup.xml
@@ -1,144 +1,147 @@
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diff --git a/codestyle/formatter.xml b/codestyle/formatter.xml
index b44984ad..3c2ecb64 100644
--- a/codestyle/formatter.xml
+++ b/codestyle/formatter.xml
@@ -200,6 +200,7 @@
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@@ -280,6 +281,7 @@
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@@ -310,6 +312,7 @@
+
diff --git a/src/main/java/net/wurstclient/hacks/AutoLibrarianHack.java b/src/main/java/net/wurstclient/hacks/AutoLibrarianHack.java
index 0f1345be..2f49d3c2 100644
--- a/src/main/java/net/wurstclient/hacks/AutoLibrarianHack.java
+++ b/src/main/java/net/wurstclient/hacks/AutoLibrarianHack.java
@@ -418,7 +418,7 @@ public final class AutoLibrarianHack extends Hack
for(TradeOffer tradeOffer : tradeOffers)
{
ItemStack stack = tradeOffer.getSellItem();
- if(!(stack.getItem() instanceof EnchantedBookItem book))
+ if(!(stack.getItem() instanceof EnchantedBookItem))
continue;
NbtList enchantmentNbt = EnchantedBookItem.getEnchantmentNbt(stack);