diff --git a/Cargo.lock b/Cargo.lock
index e121b146..e9be7d85 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2348,9 +2348,9 @@ dependencies = [
 
 [[package]]
 name = "tokio"
-version = "1.40.0"
+version = "1.42.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e2b070231665d27ad9ec9b8df639893f46727666c6767db40317fbe920a5d998"
+checksum = "5cec9b21b0450273377fc97bd4c33a8acffc8c996c987a7c5b319a0083707551"
 dependencies = [
  "backtrace",
  "bytes",
diff --git a/engineio/Cargo.toml b/engineio/Cargo.toml
index b38c5a6c..7c2747ac 100644
--- a/engineio/Cargo.toml
+++ b/engineio/Cargo.toml
@@ -23,7 +23,7 @@ serde_json = "1.0"
 http = "1.1.0"
 tokio-tungstenite = { version = "0.21.0", features = ["native-tls"] }
 tungstenite = "0.21.0"
-tokio = "1.40.0"
+tokio = "1.42.0"
 futures-util = { version = "0.3", default-features = false, features = ["sink"] }
 async-trait = "0.1.83"
 async-stream = "0.3.6"
@@ -36,7 +36,7 @@ criterion = { version = "0.5.1", features = ["async_tokio"] }
 lazy_static = "1.4.0"
 
 [dev-dependencies.tokio]
-version = "1.40.0"
+version = "1.42.0"
 # we need the `#[tokio::test]` macro
 features = ["macros"]
 
diff --git a/socketio/Cargo.toml b/socketio/Cargo.toml
index 8e9b3deb..3761ea9e 100644
--- a/socketio/Cargo.toml
+++ b/socketio/Cargo.toml
@@ -24,7 +24,7 @@ serde_json = "1.0"
 thiserror = "1.0"
 native-tls = "0.2.12"
 url = "2.5.4"
-tokio = { version = "1.40.0", optional = true }
+tokio = { version = "1.42.0", optional = true }
 futures-util = { version = "0.3", default-features = false, features = ["sink"], optional = true }
 async-stream = { version = "0.3.6", optional = true }
 log = "0.4.22"
@@ -35,7 +35,7 @@ cargo-tarpaulin = "0.18.5"
 serial_test = "3.0.0"
 
 [dev-dependencies.tokio]
-version = "1.40.0"
+version = "1.42.0"
 # we need the `#[tokio::test]` macro
 features = ["macros", "rt-multi-thread"]