diff --git a/Cargo.lock b/Cargo.lock
index afc3b4b..94801fb 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -289,8 +289,8 @@ dependencies = [
  "bitflags 1.3.2",
  "crossterm_winapi",
  "libc",
- "mio 0.8.2",
- "parking_lot 0.12.0",
+ "mio",
+ "parking_lot",
  "signal-hook",
  "signal-hook-mio",
  "winapi",
@@ -344,7 +344,7 @@ checksum = "4c8858831f7781322e539ea39e72449c46b059638250c14344fec8d0aa6e539c"
 dependencies = [
  "cfg-if",
  "num_cpus",
- "parking_lot 0.12.0",
+ "parking_lot",
 ]
 
 [[package]]
@@ -866,15 +866,6 @@ version = "0.1.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c8fae54786f62fb2918dcfae3d568594e50eb9b5c25bf04371af6fe7516452fb"
 
-[[package]]
-name = "instant"
-version = "0.1.12"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7a5bbe824c507c5da5956355e86a746d82e0e1464f65d862cc5e71da70e94b2c"
-dependencies = [
- "cfg-if",
-]
-
 [[package]]
 name = "io-lifetimes"
 version = "1.0.6"
@@ -1119,19 +1110,6 @@ dependencies = [
  "autocfg",
 ]
 
-[[package]]
-name = "mio"
-version = "0.7.14"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8067b404fe97c70829f082dec8bcf4f71225d7eaea1d8645349cb76fa06205cc"
-dependencies = [
- "libc",
- "log",
- "miow",
- "ntapi",
- "winapi",
-]
-
 [[package]]
 name = "mio"
 version = "0.8.2"
@@ -1287,17 +1265,6 @@ version = "6.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9b7820b9daea5457c9f21c69448905d723fbd21136ccf521748f23fd49e723ee"
 
-[[package]]
-name = "parking_lot"
-version = "0.11.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7d17b78036a60663b797adeaee46f5c9dfebb86948d1255007a1d6be0271ff99"
-dependencies = [
- "instant",
- "lock_api",
- "parking_lot_core 0.8.5",
-]
-
 [[package]]
 name = "parking_lot"
 version = "0.12.0"
@@ -1305,21 +1272,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "87f5ec2493a61ac0506c0f4199f99070cbe83857b0337006a30f3e6719b8ef58"
 dependencies = [
  "lock_api",
- "parking_lot_core 0.9.1",
-]
-
-[[package]]
-name = "parking_lot_core"
-version = "0.8.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d76e8e1493bcac0d2766c42737f34458f1c8c50c0d23bcb24ea953affb273216"
-dependencies = [
- "cfg-if",
- "instant",
- "libc",
- "redox_syscall",
- "smallvec",
- "winapi",
+ "parking_lot_core",
 ]
 
 [[package]]
@@ -1687,7 +1640,7 @@ dependencies = [
  "memchr",
  "multer",
  "num_cpus",
- "parking_lot 0.12.0",
+ "parking_lot",
  "pin-project-lite",
  "rand",
  "ref-cast",
@@ -1922,7 +1875,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "29ad2e15f37ec9a6cc544097b78a1ec90001e9f71b81338ca39f430adaca99af"
 dependencies = [
  "libc",
- "mio 0.8.2",
+ "mio",
  "signal-hook",
 ]
 
@@ -2166,19 +2119,20 @@ checksum = "cda74da7e1a664f795bb1f8a87ec406fb89a02522cf6e50620d016add6dbbf5c"
 
 [[package]]
 name = "tokio"
-version = "1.16.1"
+version = "1.20.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0c27a64b625de6d309e8c57716ba93021dccf1b3b5c97edd6d3dd2d2135afc0a"
+checksum = "911e05833b3ac1ae6117148d56d6e318dcb209581f3ef5bb4cd370c958ed0010"
 dependencies = [
+ "autocfg",
  "bytes",
  "libc",
  "memchr",
- "mio 0.7.14",
+ "mio",
  "num_cpus",
- "once_cell",
- "parking_lot 0.11.2",
+ "parking_lot",
  "pin-project-lite",
  "signal-hook-registry",
+ "socket2",
  "tokio-macros",
  "winapi",
 ]
diff --git a/fatigue/Cargo.toml b/fatigue/Cargo.toml
index 36aadcc..3027555 100644
--- a/fatigue/Cargo.toml
+++ b/fatigue/Cargo.toml
@@ -23,4 +23,4 @@ prettytable-rs = "0.10.0"
 serde = "1.0.185"
 serde_json = "1.0.105"
 thiserror = "1.0.47"
-tokio = { version = "1.16.1", features = ["full"] }
+tokio = { version = "1.20.5", features = ["full"] }
diff --git a/libfatigue/Cargo.toml b/libfatigue/Cargo.toml
index 34f0e76..8ac2ddf 100644
--- a/libfatigue/Cargo.toml
+++ b/libfatigue/Cargo.toml
@@ -25,5 +25,5 @@ serde = { version = "1.0.185", features = ["derive"] }
 serde_json = "1.0.105"
 serde_yaml = "0.9.25"
 thiserror = "1.0.47"
-tokio = { version = "1.16.1", features = ["full"] }
+tokio = { version = "1.20.5", features = ["full"] }
 url = "2.4.0"