diff --git a/proxy/src/main/java/net/md_5/bungee/connection/CancelSendSignal.java b/proxy/src/main/java/net/md_5/bungee/connection/CancelSendSignal.java
index fce136c6..5afaac22 100644
--- a/proxy/src/main/java/net/md_5/bungee/connection/CancelSendSignal.java
+++ b/proxy/src/main/java/net/md_5/bungee/connection/CancelSendSignal.java
@@ -4,13 +4,13 @@ public class CancelSendSignal extends Error
 {
 
     @Override
-    public synchronized Throwable initCause(Throwable cause)
+    public Throwable initCause(Throwable cause)
     {
         return this;
     }
 
     @Override
-    public synchronized Throwable fillInStackTrace()
+    public Throwable fillInStackTrace()
     {
         return this;
     }