diff --git a/SpigotCore/SpigotCore_Main/src/com/comphenix/tinyprotocol/TinyProtocol.java b/SpigotCore/SpigotCore_Main/src/com/comphenix/tinyprotocol/TinyProtocol.java
index b01690ec..7019c26d 100644
--- a/SpigotCore/SpigotCore_Main/src/com/comphenix/tinyprotocol/TinyProtocol.java
+++ b/SpigotCore/SpigotCore_Main/src/com/comphenix/tinyprotocol/TinyProtocol.java
@@ -36,6 +36,7 @@ import org.bukkit.event.server.PluginDisableEvent;
 import org.bukkit.plugin.Plugin;
 
 import java.util.*;
+import java.util.concurrent.CopyOnWriteArrayList;
 import java.util.function.BiFunction;
 import java.util.logging.Level;
 
@@ -102,7 +103,7 @@ public class TinyProtocol implements Listener {
 	}
 
 	public void addFilter(Class<?> packetType, BiFunction<Player, Object, Object> filter) {
-		packetFilters.computeIfAbsent(packetType, c -> Collections.synchronizedList(new ArrayList<>(1))).add(filter);
+		packetFilters.computeIfAbsent(packetType, c -> new CopyOnWriteArrayList<>()).add(filter);
 	}
 
 	public void removeFilter(Class<?> packetType, BiFunction<Player, Object, Object> filter) {