diff --git a/Cargo.lock b/Cargo.lock
index 1f7ece2..009fbea 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,6 +1,6 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
-version = 3
+version = 4
 
 [[package]]
 name = "addr2line"
@@ -777,9 +777,9 @@ dependencies = [
 
 [[package]]
 name = "tokio"
-version = "1.33.0"
+version = "1.38.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4f38200e3ef7995e5ef13baec2f432a6da0aa9ac495b2c0e8f3b7eec2c92d653"
+checksum = "68722da18b0fc4a05fdc1120b302b82051265792a1e1b399086e9b204b10ad3d"
 dependencies = [
  "backtrace",
  "num_cpus",
@@ -789,9 +789,9 @@ dependencies = [
 
 [[package]]
 name = "tokio-macros"
-version = "2.1.0"
+version = "2.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "630bdcf245f78637c13ec01ffae6187cca34625e8c63150d424b59e55af2675e"
+checksum = "5f5ae998a069d4b5aba8ee9dad856af7d520c3699e6159b185c2acd48155d39a"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/Cargo.toml b/Cargo.toml
index e032671..89d19b1 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -23,7 +23,7 @@ smallvec = "1.4"
 coarsetime = { version = "0.1.32", optional = true }
 
 [dev-dependencies]
-tokio = { version = "1.5", features = ["rt-multi-thread", "time", "macros"] }
+tokio = { version = "1.38", features = ["rt-multi-thread", "time", "macros"] }
 futures = { version = "0.3", features = ["compat", "thread-pool"] }
 futures-util = { version = "0.3", default-features = false, features = ["io"] }
 criterion = "0.5.1"