diff --git a/Cargo.lock b/Cargo.lock
index 272dd53..0bcaf72 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -118,17 +118,6 @@ dependencies = [
  "unicode-width",
 ]
 
-[[package]]
-name = "getrandom"
-version = "0.2.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4eb1a864a501629691edf6c15a593b7a51eebaa1e8468e9ddc623de7c9b58ec6"
-dependencies = [
- "cfg-if",
- "libc",
- "wasi",
-]
-
 [[package]]
 name = "hermit-abi"
 version = "0.1.19"
@@ -193,12 +182,6 @@ version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
 
-[[package]]
-name = "ppv-lite86"
-version = "0.2.16"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "eb9f9e6e233e5c4a35559a617bf40a4ec447db2e84c20b55a6f83167b7e57872"
-
 [[package]]
 name = "proc-macro2"
 version = "1.0.47"
@@ -217,36 +200,6 @@ dependencies = [
  "proc-macro2",
 ]
 
-[[package]]
-name = "rand"
-version = "0.8.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "34af8d1a0e25924bc5b7c43c079c942339d8f0a8b57c39049bef581b46327404"
-dependencies = [
- "libc",
- "rand_chacha",
- "rand_core",
-]
-
-[[package]]
-name = "rand_chacha"
-version = "0.3.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e6c10a63a0fa32252be49d21e7709d4d4baf8d231c2dbce1eaa8141b9b127d88"
-dependencies = [
- "ppv-lite86",
- "rand_core",
-]
-
-[[package]]
-name = "rand_core"
-version = "0.6.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ec0be4795e2f6a28069bec0b5ff3e2ac9bafc99e6a9a7dc3547996c5c816922c"
-dependencies = [
- "getrandom",
-]
-
 [[package]]
 name = "slab"
 version = "0.4.7"
@@ -283,7 +236,6 @@ version = "0.3.0"
 dependencies = [
  "futures",
  "getopts",
- "rand",
  "tokio",
 ]
 
diff --git a/Cargo.toml b/Cargo.toml
index b790dd3..fae915d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -14,5 +14,4 @@ edition = "2018"
 [dependencies]
 futures = "0.3.24"
 getopts = "0.2.21"
-rand = "0.8.5"
 tokio = { version = "1.21.2", features = [ "io-util", "net", "rt-multi-thread", "macros", "sync" ] }
diff --git a/src/main.rs b/src/main.rs
index c8bd1ef..902918d 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -8,6 +8,7 @@ use tokio::sync::broadcast;
 
 type BoxedError = Box<dyn std::error::Error + Sync + Send + 'static>;
 static DEBUG: AtomicBool = AtomicBool::new(false);
+const BUF_SIZE: usize = 1024;
 
 fn print_usage(program: &str, opts: Options) {
     let program_path = std::path::PathBuf::from(program);
@@ -98,7 +99,7 @@ async fn forward(bind_ip: &str, local_port: i32, remote: &str) -> Result<(), Box
         W: tokio::io::AsyncWrite + Unpin,
     {
         let mut copied = 0;
-        let mut buf = [0u8; 1024];
+        let mut buf = [0u8; BUF_SIZE];
         loop {
             let bytes_read;
             tokio::select! {