diff --git a/fake-tcp/Cargo.toml b/fake-tcp/Cargo.toml
index 97a12ba..e02163a 100644
--- a/fake-tcp/Cargo.toml
+++ b/fake-tcp/Cargo.toml
@@ -16,10 +16,10 @@ benchmark = []
 
 [dependencies]
 bytes = "1"
-pnet = "0.34"
-tokio = { version = "1.14", features = ["full"] }
-rand = { version = "0.8", features = ["small_rng"] }
-log = "0.4"
-internet-checksum = "0.2"
-tokio-tun = "0.11"
-flume = "0.11"
+pnet = "0"
+tokio = { version = "1", features = ["full"] }
+rand = { version = "0", features = ["small_rng"] }
+log = "0"
+internet-checksum = "0"
+tokio-tun = "0"
+flume = "0"
diff --git a/phantun/Cargo.toml b/phantun/Cargo.toml
index 634f5a5..a64082c 100644
--- a/phantun/Cargo.toml
+++ b/phantun/Cargo.toml
@@ -11,14 +11,14 @@ Transforms UDP stream into (fake) TCP streams that can go through
 Layer 3 & Layer 4 (NAPT) firewalls/NATs.
 """
 [dependencies]
-clap = { version = "4.0", features = ["cargo"] }
-socket2 = { version = "0.5", features = ["all"] }
-fake-tcp = { path = "../fake-tcp", version = "0.5" }
-tokio = { version = "1.14", features = ["full"] }
-tokio-util = "0.7"
-log = "0.4"
-pretty_env_logger = "0.5"
-tokio-tun = "0.11"
-num_cpus = "1.13"
-neli = "0.6"
-nix = { version = "0.28", features = ["net"] }
+clap = { version = "4", features = ["cargo"] }
+socket2 = { version = "0", features = ["all"] }
+fake-tcp = { path = "../fake-tcp", version = "0" }
+tokio = { version = "1", features = ["full"] }
+tokio-util = "0"
+log = "0"
+pretty_env_logger = "0"
+tokio-tun = "0"
+num_cpus = "1"
+neli = "0"
+nix = { version = "0", features = ["net"] }
diff --git a/phantun/src/bin/client.rs b/phantun/src/bin/client.rs
index f19a28f..e0c4875 100644
--- a/phantun/src/bin/client.rs
+++ b/phantun/src/bin/client.rs
@@ -153,8 +153,6 @@ async fn main() -> io::Result<()> {
 
     let tun = TunBuilder::new()
         .name(tun_name) // if name is empty, then it is set by kernel.
-        .tap(false) // false (default): TUN, true: TAP.
-        .packet_info(false) // false: IFF_NO_PI, default is true.
         .up() // or set it up manually using `sudo ip link set <tun-name> up`.
         .address(tun_local)
         .destination(tun_peer)
diff --git a/phantun/src/bin/server.rs b/phantun/src/bin/server.rs
index 58a373a..5f33f39 100644
--- a/phantun/src/bin/server.rs
+++ b/phantun/src/bin/server.rs
@@ -152,8 +152,6 @@ async fn main() -> io::Result<()> {
 
     let tun = TunBuilder::new()
         .name(tun_name) // if name is empty, then it is set by kernel.
-        .tap(false) // false (default): TUN, true: TAP.
-        .packet_info(false) // false: IFF_NO_PI, default is true.
         .up() // or set it up manually using `sudo ip link set <tun-name> up`.
         .address(tun_local)
         .destination(tun_peer)