diff --git a/codec-dns/src/main/java/io/netty/handler/codec/dns/DnsCodecUtil.java b/codec-dns/src/main/java/io/netty/handler/codec/dns/DnsCodecUtil.java
index 62a51aa5b7..a702771df8 100644
--- a/codec-dns/src/main/java/io/netty/handler/codec/dns/DnsCodecUtil.java
+++ b/codec-dns/src/main/java/io/netty/handler/codec/dns/DnsCodecUtil.java
@@ -18,7 +18,6 @@ package io.netty.handler.codec.dns;
 
 import io.netty.buffer.ByteBuf;
 import io.netty.buffer.ByteBufUtil;
-import io.netty.buffer.Unpooled;
 import io.netty.handler.codec.CorruptedFrameException;
 import io.netty.util.CharsetUtil;