diff --git a/Cargo.lock b/Cargo.lock
index 1b18998646..12970bf337 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3152,7 +3152,7 @@ dependencies = [
  "solana-runtime 0.18.0-pre0",
  "solana-sdk 0.18.0-pre0",
  "untrusted 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "ws 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "ws 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -5064,6 +5064,23 @@ dependencies = [
  "url 1.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "ws"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "byteorder 1.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bytes 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "httparse 1.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "mio 0.6.19 (registry+https://github.com/rust-lang/crates.io-index)",
+ "mio-extras 2.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "sha-1 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "slab 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "url 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "ws2_32-sys"
 version = "0.2.1"
@@ -5559,6 +5576,7 @@ dependencies = [
 "checksum winconsole 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)" = "3ef84b96d10db72dd980056666d7f1e7663ce93d82fa33b63e71c966f4cf5032"
 "checksum winreg 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)" = "73f1f3c6c4d3cab118551b96c476a2caab920701e28875b64a458f2ecb96ec9d"
 "checksum ws 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)" = "ec91ea61b83ce033c43c06c52ddc7532f465c0153281610d44c58b74083aee1a"
+"checksum ws 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)" = "8a6f5bb86663ff4d1639408410f50bf6050367a8525d644d49a6894cd618a631"
 "checksum ws2_32-sys 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "d59cefebd0c892fa2dd6de581e937301d8552cb44489cdff035c6187cb63fa5e"
 "checksum x25519-dalek 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7ee1585dc1484373cbc1cee7aafda26634665cf449436fd6e24bfd1fad230538"
 "checksum xattr 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "244c3741f4240ef46274860397c7c74e50eb23624996930e484c16679633a54c"
diff --git a/bench-exchange/Cargo.toml b/bench-exchange/Cargo.toml
index 746b3b1719..27a1e15f3d 100644
--- a/bench-exchange/Cargo.toml
+++ b/bench-exchange/Cargo.toml
@@ -35,7 +35,7 @@ solana-netutil = { path = "../netutil", version = "0.18.0-pre0" }
 solana-runtime = { path = "../runtime", version = "0.18.0-pre0" }
 solana-sdk = { path = "../sdk", version = "0.18.0-pre0" }
 untrusted = "0.7.0"
-ws = "0.8.1"
+ws = "0.9.0"
 
 [features]
 cuda = ["solana/cuda"]