diff --git a/backend/Cargo.lock b/backend/Cargo.lock
index e4895150..93b43505 100644
--- a/backend/Cargo.lock
+++ b/backend/Cargo.lock
@@ -1372,13 +1372,14 @@ 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]]
@@ -1454,16 +1455,6 @@ dependencies = [
  "libm",
 ]
 
-[[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 = "0.32.2"
@@ -2511,28 +2502,27 @@ checksum = "1f3ccbac311fea05f86f61904b462b55fb3df8837a366dfc601a0161d0532f20"
 
 [[package]]
 name = "tokio"
-version = "1.37.0"
+version = "1.39.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1adbebffeca75fcfd058afa480fb6c0b81e165a0323f9c9d39c9697e37c46787"
+checksum = "9babc99b9923bfa4804bd74722ff02c0381021eafa4db9949217e3be8e84fff5"
 dependencies = [
  "backtrace",
  "bytes",
  "libc",
  "mio",
- "num_cpus",
  "parking_lot",
  "pin-project-lite",
  "signal-hook-registry",
  "socket2",
  "tokio-macros",
- "windows-sys 0.48.0",
+ "windows-sys 0.52.0",
 ]
 
 [[package]]
 name = "tokio-macros"
-version = "2.2.0"
+version = "2.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5b8a1e28f2deaa14e508979454cb3a223b10b938b45af148bc0986de36f1923b"
+checksum = "693d596312e88961bc67d7f1f97af8a70227d9f90c31bba5806eec004978d752"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/backend/Cargo.toml b/backend/Cargo.toml
index 809651a9..485062d1 100644
--- a/backend/Cargo.toml
+++ b/backend/Cargo.toml
@@ -11,7 +11,7 @@ simulator = { path = "../simulator" }
 chrono = { version = "0.4", features = ["serde"] }
 uuid = { version = "1.8.0", features = ["v4", "serde"] }
 axum = { version = "0.7", features = ["macros"] }
-tokio = { version = "1.37", features = ["full"] }
+tokio = { version = "1.39", features = ["full"] }
 tower = "0.4"
 sqlx = { version = "0.7", features = ["sqlite", "macros", "migrate", "runtime-tokio", "chrono", "uuid"] }
 serde = "1.0"