diff --git a/proxy/src/main/java/net/md_5/bungee/UserConnection.java b/proxy/src/main/java/net/md_5/bungee/UserConnection.java
index b1874ab8..24721501 100644
--- a/proxy/src/main/java/net/md_5/bungee/UserConnection.java
+++ b/proxy/src/main/java/net/md_5/bungee/UserConnection.java
@@ -614,7 +614,7 @@ public final class UserConnection implements ProxiedPlayer
 
     public void setCompressionThreshold(int compressionThreshold)
     {
-        if ( ch.getHandle().isActive() && this.compressionThreshold == -1 )
+        if ( ch.getHandle().isActive() && this.compressionThreshold == -1 && compressionThreshold >= 0 )
         {
             this.compressionThreshold = compressionThreshold;
             unsafe.sendPacket( new SetCompression( compressionThreshold ) );