diff --git a/Cargo.lock b/Cargo.lock
index 1ff2317994..cfd91a9af4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1257,7 +1257,7 @@ dependencies = [
  "log 0.4.8",
  "slab",
  "tokio 0.2.22",
- "tokio-util 0.3.1",
+ "tokio-util",
 ]
 
 [[package]]
@@ -4712,6 +4712,12 @@ dependencies = [
  "version_check 0.9.2",
 ]
 
+[[package]]
+name = "static_assertions"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a2eb9349b6444b326872e140eb1cf5e7c522154d69e7a0ffb0fb81c06b37543f"
+
 [[package]]
 name = "stdweb"
 version = "0.4.20"
@@ -4870,10 +4876,11 @@ dependencies = [
 
 [[package]]
 name = "tarpc"
-version = "0.21.0"
+version = "0.22.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7262a81ff505d04617aabee6f3e416eafd4d67f856832196c221ffd434efda47"
+checksum = "1503e47bfae912674d6f4226c09cb8d2f0271a57eef7e799b6f98a545f89c7a3"
 dependencies = [
+ "anyhow",
  "fnv",
  "futures 0.3.5",
  "humantime 1.3.0",
@@ -4881,10 +4888,11 @@ dependencies = [
  "pin-project",
  "rand 0.7.3",
  "serde",
+ "static_assertions",
  "tarpc-plugins",
  "tokio 0.2.22",
  "tokio-serde",
- "tokio-util 0.2.0",
+ "tokio-util",
 ]
 
 [[package]]
@@ -5345,20 +5353,6 @@ dependencies = [
  "tokio-reactor",
 ]
 
-[[package]]
-name = "tokio-util"
-version = "0.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "571da51182ec208780505a32528fc5512a8fe1443ab960b3f2f3ef093cd16930"
-dependencies = [
- "bytes 0.5.4",
- "futures-core",
- "futures-sink",
- "log 0.4.8",
- "pin-project-lite",
- "tokio 0.2.22",
-]
-
 [[package]]
 name = "tokio-util"
 version = "0.3.1"
@@ -5403,7 +5397,7 @@ dependencies = [
  "prost-derive",
  "tokio 0.2.22",
  "tokio-rustls 0.14.0",
- "tokio-util 0.3.1",
+ "tokio-util",
  "tower",
  "tower-balance",
  "tower-load",
diff --git a/banks-client/Cargo.toml b/banks-client/Cargo.toml
index a6fed40fed..1f85906b9e 100644
--- a/banks-client/Cargo.toml
+++ b/banks-client/Cargo.toml
@@ -14,7 +14,7 @@ bincode = "1.3.1"
 futures = "0.3"
 solana-banks-interface = { path = "../banks-interface", version = "1.4.0" }
 solana-sdk = { path = "../sdk", version = "1.4.0" }
-tarpc = { version = "0.21.0", features = ["full"] }
+tarpc = { version = "0.22.0", features = ["full"] }
 tokio = "0.2"
 tokio-serde = { version = "0.6", features = ["bincode"] }
 
diff --git a/banks-client/src/lib.rs b/banks-client/src/lib.rs
index 1ded4dfa43..0e5130591a 100644
--- a/banks-client/src/lib.rs
+++ b/banks-client/src/lib.rs
@@ -191,7 +191,7 @@ pub async fn start_client(
 }
 
 pub async fn start_tcp_client<T: ToSocketAddrs>(addr: T) -> io::Result<BanksClient> {
-    let transport = tcp::connect(addr, Bincode::default()).await?;
+    let transport = tcp::connect(addr, Bincode::default).await?;
     BanksClient::new(client::Config::default(), transport).spawn()
 }
 
diff --git a/banks-interface/Cargo.toml b/banks-interface/Cargo.toml
index a69de8e1e0..903e5fd14e 100644
--- a/banks-interface/Cargo.toml
+++ b/banks-interface/Cargo.toml
@@ -11,7 +11,7 @@ edition = "2018"
 [dependencies]
 serde = { version = "1.0.112", features = ["derive"] }
 solana-sdk = { path = "../sdk", version = "1.4.0" }
-tarpc = { version = "0.21.0", features = ["full"] }
+tarpc = { version = "0.22.0", features = ["full"] }
 
 [lib]
 crate-type = ["lib"]
diff --git a/banks-server/Cargo.toml b/banks-server/Cargo.toml
index 20951cbec9..36b72106ad 100644
--- a/banks-server/Cargo.toml
+++ b/banks-server/Cargo.toml
@@ -16,7 +16,7 @@ solana-banks-interface = { path = "../banks-interface", version = "1.4.0" }
 solana-runtime = { path = "../runtime", version = "1.4.0" }
 solana-sdk = { path = "../sdk", version = "1.4.0" }
 solana-metrics = { path = "../metrics", version = "1.4.0" }
-tarpc = { version = "0.21.0", features = ["full"] }
+tarpc = { version = "0.22.0", features = ["full"] }
 tokio = "0.2"
 tokio-serde = { version = "0.6", features = ["bincode"] }