diff --git a/Cargo.lock b/Cargo.lock
index 1fdb0b4..6cb4953 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -664,9 +664,9 @@ dependencies = [
 
 [[package]]
 name = "rustls"
-version = "0.23.37"
+version = "0.23.40"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "758025cb5fccfd3bc2fd74708fd4682be41d99e5dff73c377c0646c6012c73a4"
+checksum = "ef86cd5876211988985292b91c96a8f2d298df24e75989a43a3c73f2d4d8168b"
 dependencies = [
  "aws-lc-rs",
  "log",
diff --git a/Cargo.toml b/Cargo.toml
index d1e1a7b..23fe93b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -14,7 +14,7 @@ rust-version = "1.71"
 
 [dependencies]
 futures-io = "0.3"
-rustls = { version = "0.23.5", default-features = false, features = ["std"] }
+rustls = { version = "0.23.40", default-features = false, features = ["std"] }
 pki-types = { package = "rustls-pki-types", version = "1" }
 
 [features]