diff --git a/Cargo.lock b/Cargo.lock
index 2e26745..6ced776 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -42,6 +42,12 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "autocfg"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d468802bab17cbc0cc575e9b053f41e72aa36bfa6b7f55e3529ffa43161b97fa"
+
 [[package]]
 name = "base64"
 version = "0.13.0"
@@ -497,10 +503,11 @@ checksum = "cda74da7e1a664f795bb1f8a87ec406fb89a02522cf6e50620d016add6dbbf5c"
 
 [[package]]
 name = "tokio"
-version = "1.19.2"
+version = "1.20.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c51a52ed6686dd62c320f9b89299e9dfb46f730c7a48e635c19f21d116cb1439"
+checksum = "57aec3cfa4c296db7255446efb4928a6be304b431a806216105542a67b6ca82e"
 dependencies = [
+ "autocfg",
  "bytes",
  "libc",
  "memchr",
diff --git a/Cargo.toml b/Cargo.toml
index e658810..167e6e5 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -24,7 +24,7 @@ percent-encoding = "2.1"
 rcgen = { version = "0.9.2" }
 rustls = "0.20.6"
 tokio-rustls = "0.23.4"
-tokio = { version = "1.19", features = ["fs", "io-util", "net", "rt-multi-thread", "sync"] }
+tokio = { version = "1.20", features = ["fs", "io-util", "net", "rt-multi-thread", "sync"] }
 url = "2.2.2"
 webpki = "0.22.0"