diff --git a/Cargo.lock b/Cargo.lock
index 2f2f41e..4322b85 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -742,13 +742,14 @@ dependencies = [
 
 [[package]]
 name = "mio"
-version = "0.8.11"
+version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a4a650543ca06a924e8b371db273b2756685faae30f8487da1b56505a8f78b0c"
+checksum = "80e04d1dcff3aae0704555fe5fee3bcfaf3d1fdf8a7e521d5b9d2b42acb52cec"
 dependencies = [
+ "hermit-abi",
  "libc",
  "wasi",
- "windows-sys 0.48.0",
+ "windows-sys 0.52.0",
 ]
 
 [[package]]
@@ -764,16 +765,6 @@ dependencies = [
  "pin-utils",
 ]
 
-[[package]]
-name = "num_cpus"
-version = "1.16.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4161fcb6d602d4d2081af7c3a45852d875a03dd337a6bfdd6e06407b61342a43"
-dependencies = [
- "hermit-abi",
- "libc",
-]
-
 [[package]]
 name = "object"
 version = "0.36.1"
@@ -1189,18 +1180,17 @@ checksum = "1f3ccbac311fea05f86f61904b462b55fb3df8837a366dfc601a0161d0532f20"
 
 [[package]]
 name = "tokio"
-version = "1.38.1"
+version = "1.39.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "eb2caba9f80616f438e09748d5acda951967e1ea58508ef53d9c6402485a46df"
+checksum = "9babc99b9923bfa4804bd74722ff02c0381021eafa4db9949217e3be8e84fff5"
 dependencies = [
  "backtrace",
  "bytes",
  "libc",
  "mio",
- "num_cpus",
  "pin-project-lite",
  "socket2",
- "windows-sys 0.48.0",
+ "windows-sys 0.52.0",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index 4f3dcbe..9450d16 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -46,7 +46,7 @@ serde-big-array = "0.5.1"
 sieve-cache = "0.2.1"
 siphasher = "1.0.1"
 slabigator = "0.9.2"
-tokio = { version = "1.38.1", features = [
+tokio = { version = "1.39.3", features = [
   "net",
   "io-std",
   "io-util",