diff --git a/Cargo.lock b/Cargo.lock
index 151ce2ea..435ecbaa 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2277,9 +2277,9 @@ checksum = "cda74da7e1a664f795bb1f8a87ec406fb89a02522cf6e50620d016add6dbbf5c"
 
 [[package]]
 name = "tokio"
-version = "1.0.2"
+version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0ca04cec6ff2474c638057b65798f60ac183e5e79d3448bb7163d36a39cff6ec"
+checksum = "8efab2086f17abcddb8f756117665c958feee6b2e39974c2f1600592ab3a4195"
 dependencies = [
  "autocfg",
  "bytes",
diff --git a/ethers-contract/Cargo.toml b/ethers-contract/Cargo.toml
index 18913647..09d124a8 100644
--- a/ethers-contract/Cargo.toml
+++ b/ethers-contract/Cargo.toml
@@ -27,7 +27,7 @@ hex = { version = "0.4.2", default-features = false, features = ["std"] }
 [dev-dependencies]
 ethers = { version = "0.2", path = "../ethers" }
 ethers-providers = { version = "0.2", path = "../ethers-providers", default-features = false, features = ["ws"] }
-tokio = { version = "1.0", default-features = false, features = ["macros"] }
+tokio = { version = "1.1", default-features = false, features = ["macros"] }
 
 ethers-signers = { version = "0.2", path = "../ethers-signers" }
 ethers-middleware = { version = "0.2", path = "../ethers-middleware" }
diff --git a/ethers-middleware/Cargo.toml b/ethers-middleware/Cargo.toml
index 2071ad9e..79615ab3 100644
--- a/ethers-middleware/Cargo.toml
+++ b/ethers-middleware/Cargo.toml
@@ -32,14 +32,14 @@ reqwest = { version = "0.11.0", default-features = false, features = ["json", "r
 url = { version = "2.2.0", default-features = false }
 
 serde_json = { version = "1.0.61", default-features = false }
-tokio = { version = "1.0" }
+tokio = { version = "1.1" }
 
 [dev-dependencies]
 ethers = { version = "0.2", path = "../ethers" }
 futures-executor = { version = "0.3.12", features = ["thread-pool"] }
 hex = { version = "0.4.2", default-features = false, features = ["std"] }
 rand = { version = "0.7.3", default-features = false }
-tokio = { version = "1.0", default-features = false, features = ["rt", "macros", "time"] }
+tokio = { version = "1.1", default-features = false, features = ["rt", "macros", "time"] }
 
 [features]
 celo = ["ethers-core/celo", "ethers-providers/celo", "ethers-signers/celo"]
diff --git a/ethers-providers/Cargo.toml b/ethers-providers/Cargo.toml
index 6ca52349..24720f65 100644
--- a/ethers-providers/Cargo.toml
+++ b/ethers-providers/Cargo.toml
@@ -37,12 +37,12 @@ tracing = { version = "0.1.22", default-features = false }
 tracing-futures = { version = "0.2.4", default-features = false }
 
 # tokio
-tokio = { version = "1.0", default-features = false, optional = true }
+tokio = { version = "1.1", default-features = false, optional = true }
 tokio-tungstenite = { version = "0.13.0", default-features = false, features = ["connect", "tls"], optional = true }
 
 [dev-dependencies]
 ethers = { version = "0.2", path = "../ethers" }
-tokio = { version = "1.0", default-features = false, features = ["rt", "macros"] }
+tokio = { version = "1.1", default-features = false, features = ["rt", "macros"] }
 
 [features]
 default = ["ws"]
diff --git a/ethers-signers/Cargo.toml b/ethers-signers/Cargo.toml
index 81b7865c..61c29674 100644
--- a/ethers-signers/Cargo.toml
+++ b/ethers-signers/Cargo.toml
@@ -34,7 +34,7 @@ ethers = { version = "0.2", path = "../ethers" }
 yubihsm = { version = "0.37.0", features = ["secp256k1", "usb", "mockhsm"] }
 
 tempfile = "3.2.0"
-tokio = { version = "1.0", default-features = false, features = ["macros"] }
+tokio = { version = "1.1", default-features = false, features = ["macros"] }
 serde_json = { version = "1.0.55", default-features = false }
 
 [features]
diff --git a/ethers/Cargo.toml b/ethers/Cargo.toml
index ad795919..1b15cb59 100644
--- a/ethers/Cargo.toml
+++ b/ethers/Cargo.toml
@@ -47,4 +47,4 @@ anyhow = "1.0.38"
 rand = "0.7"
 serde = { version = "1.0.120", features = ["derive"] }
 serde_json = "1.0.53"
-tokio = { version = "1.0", features = ["macros", "rt-multi-thread"] }
+tokio = { version = "1.1", features = ["macros", "rt-multi-thread"] }