diff --git a/src/main.rs b/src/main.rs
index 5a08ef9..752d9b7 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -58,7 +58,7 @@ async fn main() {
     let remote_addr = SocketAddrV6::new(All_DHCP_Relay_Agents_and_Servers.parse().unwrap(), DHCP_Relay_Agent_and_Server_port, 0, scope_id);
 
     let mut msg = Message::new(MessageType::InformationRequest);
-    let mut msg_opts = msg.opts_mut();
+    let msg_opts = msg.opts_mut();
     //msg_opts.insert(DhcpOption::ClientId(Vec::from(duid)));
     msg_opts.insert(DhcpOption::ElapsedTime(0));
     msg_opts.insert(DhcpOption::ORO(ORO { opts: vec![