diff --git a/frida_client/src/client.rs b/frida_client/src/client.rs
index 81e5829..86cb117 100644
--- a/frida_client/src/client.rs
+++ b/frida_client/src/client.rs
@@ -24,7 +24,7 @@ pub mod general {
     }
 
     impl CoreVpnClient {
-         pub async fn start(&mut self, sock: UdpSocket, dev_reader: DeviceReader, dev_writer: DeviceWriter, mtu: u16) {
+         pub async fn start(&mut self, sock: UdpSocket, mut dev_reader: DeviceReader, mut dev_writer: DeviceWriter, mtu: u16) {
             info!("Starting client...");
     
             let dr_cancel: CancellationToken = CancellationToken::new();
diff --git a/frida_core/src/linux_tun.rs b/frida_core/src/linux_tun.rs
index f933083..472daf8 100644
--- a/frida_core/src/linux_tun.rs
+++ b/frida_core/src/linux_tun.rs
@@ -34,14 +34,14 @@ pub struct DeviceReader {
 }
 
 impl DeviceWriter {
-    pub async fn write(&self, buf: &Vec<u8>) -> Result<usize, Box<dyn Error>> {
+    pub async fn write(&mut self, buf: &Vec<u8>) -> Result<usize, Box<dyn Error>> {
         self.writer.send_all(buf).await?;
         Ok(0)
     }
 }
 
 impl DeviceReader {
-    pub async fn read(&self, buf: &mut Vec<u8>) -> Result<usize, Box<dyn Error>> {
+    pub async fn read(&mut self, buf: &mut Vec<u8>) -> Result<usize, Box<dyn Error>> {
         let n = self.reader.recv(buf).await?;
         Ok(n)
     }
diff --git a/frida_core/src/win_tun.rs b/frida_core/src/win_tun.rs
index 1c18a7d..01c9543 100644
--- a/frida_core/src/win_tun.rs
+++ b/frida_core/src/win_tun.rs
@@ -77,7 +77,7 @@ pub struct DeviceReader {
 }
 
 impl DeviceWriter {
-    pub async fn write(&self, buf: &Vec<u8>) -> Result<usize, Box<dyn Error>> {
+    pub async fn write(&mut self, buf: &Vec<u8>) -> Result<usize, Box<dyn Error>> {
         let mut write_pack = self.session.allocate_send_packet(buf.len() as u16)?;
         write_pack.bytes_mut().copy_from_slice(buf);
         self.session.send_packet(write_pack);
@@ -86,7 +86,7 @@ impl DeviceWriter {
 }
 
 impl DeviceReader {
-    pub async fn read(&self, buf: &mut Vec<u8>) -> Result<usize, Box<dyn Error>> {
+    pub async fn read(&mut self, buf: &mut Vec<u8>) -> Result<usize, Box<dyn Error>> {
         let packet = self.session.receive_blocking()?;
         *buf = packet.bytes().to_vec();
         Ok(buf.len())