diff --git a/Cargo.lock b/Cargo.lock
index 77d09a1..419922d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -81,7 +81,7 @@ dependencies = [
  "http",
  "httparse",
  "httpdate",
- "itoa 1.0.1",
+ "itoa",
  "language-tags",
  "local-channel",
  "log",
@@ -191,7 +191,7 @@ dependencies = [
  "encoding_rs",
  "futures-core",
  "futures-util",
- "itoa 1.0.1",
+ "itoa",
  "language-tags",
  "log",
  "mime",
@@ -309,12 +309,6 @@ version = "0.3.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a4c527152e37cf757a3f78aae5a06fbeefdb07ccc535c980a3208ee3060dd544"
 
-[[package]]
-name = "arrayvec"
-version = "0.5.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "23b62fc65de8e4e7f52534fb52b0f3ed04746ae267519eef2a83941e8085068b"
-
 [[package]]
 name = "arrayvec"
 version = "0.7.2"
@@ -400,12 +394,12 @@ dependencies = [
 
 [[package]]
 name = "blake2b_simd"
-version = "0.5.11"
+version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "afa748e348ad3be8263be728124b24a24f268266f6f5d58af9d75f6a40b5c587"
+checksum = "72936ee4afc7f8f736d1c38383b56480b5497b4617b4a77bdbf1d2ababc76127"
 dependencies = [
  "arrayref",
- "arrayvec 0.5.2",
+ "arrayvec",
  "constant_time_eq",
 ]
 
@@ -1306,7 +1300,7 @@ checksum = "31f4c6746584866f0feabcc69893c5b51beef3831656a968ed7ae254cdc4fd03"
 dependencies = [
  "bytes",
  "fnv",
- "itoa 1.0.1",
+ "itoa",
 ]
 
 [[package]]
@@ -1353,7 +1347,7 @@ dependencies = [
  "http-body",
  "httparse",
  "httpdate",
- "itoa 1.0.1",
+ "itoa",
  "pin-project-lite",
  "socket2",
  "tokio",
@@ -1458,15 +1452,6 @@ dependencies = [
  "hashbrown",
 ]
 
-[[package]]
-name = "instant"
-version = "0.1.9"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "61124eeebbd69b8190558df225adf7e4caafce0d743919e5d6b19652314ec5ec"
-dependencies = [
- "cfg-if",
-]
-
 [[package]]
 name = "ipnet"
 version = "2.3.1"
@@ -1482,12 +1467,6 @@ dependencies = [
  "nom",
 ]
 
-[[package]]
-name = "itoa"
-version = "0.4.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dd25036021b0de88a0aff6b850051563c6516d0bf53f8638938edbb9de732736"
-
 [[package]]
 name = "itoa"
 version = "1.0.1"
@@ -1990,7 +1969,7 @@ version = "2.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "373b1a4c1338d9cd3d1fa53b3a11bdab5ab6bd80a20f7f7becd76953ae2be909"
 dependencies = [
- "arrayvec 0.7.2",
+ "arrayvec",
  "bitvec",
  "byte-slice-cast",
  "impl-trait-for-tuples",
@@ -2010,17 +1989,6 @@ dependencies = [
  "syn",
 ]
 
-[[package]]
-name = "parking_lot"
-version = "0.11.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6d7744ac029df22dca6284efe4e898991d28e3085c706c972bcd7da4a27a15eb"
-dependencies = [
- "instant",
- "lock_api",
- "parking_lot_core 0.8.3",
-]
-
 [[package]]
 name = "parking_lot"
 version = "0.12.0"
@@ -2028,21 +1996,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "87f5ec2493a61ac0506c0f4199f99070cbe83857b0337006a30f3e6719b8ef58"
 dependencies = [
  "lock_api",
- "parking_lot_core 0.9.2",
-]
-
-[[package]]
-name = "parking_lot_core"
-version = "0.8.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fa7a782938e745763fe6907fc6ba86946d72f49fe7e21de074e08128a99fb018"
-dependencies = [
- "cfg-if",
- "instant",
- "libc",
- "redox_syscall",
- "smallvec",
- "winapi",
+ "parking_lot_core",
 ]
 
 [[package]]
@@ -2779,9 +2733,9 @@ dependencies = [
 
 [[package]]
 name = "rust-argon2"
-version = "0.8.3"
+version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4b18820d944b33caa75a71378964ac46f58517c92b6ae5f762636247c09e78fb"
+checksum = "b50162d19404029c1ceca6f6980fe40d45c8b369f6f44446fa14bb39573b5bb9"
 dependencies = [
  "base64",
  "blake2b_simd",
@@ -2795,6 +2749,12 @@ version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3e75f6a532d0fd9f7f13144f392b6ad56a32696bfcd9c78f797f16bbb6f072d6"
 
+[[package]]
+name = "rustversion"
+version = "1.0.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "97477e48b4cf8603ad5f7aaf897467cf42ab4218a38ef76fb14c2d6773a6d6a8"
+
 [[package]]
 name = "ryu"
 version = "1.0.5"
@@ -2928,11 +2888,11 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.64"
+version = "1.0.89"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "799e97dc9fdae36a5c8b8f2cae9ce2ee9fdce2058c57a93e6099d919fd982f79"
+checksum = "020ff22c755c2ed3f8cf162dbb41a7268d934702f3ed3631656ea597e08fc3db"
 dependencies = [
- "itoa 0.4.7",
+ "itoa",
  "ryu",
  "serde",
 ]
@@ -2944,7 +2904,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d3491c14715ca2294c4d6a88f15e84739788c1d030eed8c110436aafdaa2f3fd"
 dependencies = [
  "form_urlencoded",
- "itoa 1.0.1",
+ "itoa",
  "ryu",
  "serde",
 ]
@@ -2963,23 +2923,26 @@ dependencies = [
 
 [[package]]
 name = "serial_test"
-version = "0.5.1"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e0bccbcf40c8938196944a3da0e133e031a33f4d6b72db3bda3cc556e361905d"
+checksum = "d19dbfb999a147cedbfe82f042eb9555f5b0fa4ef95ee4570b74349103d9c9f4"
 dependencies = [
  "lazy_static",
- "parking_lot 0.11.1",
+ "log",
+ "parking_lot",
  "serial_test_derive",
 ]
 
 [[package]]
 name = "serial_test_derive"
-version = "0.5.1"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b2acd6defeddb41eb60bb468f8825d0cfd0c2a76bc03bfd235b6a1dc4f6a1ad5"
+checksum = "cb9e2050b2be1d681f8f1c1a528bcfe4e00afa2d8995f713974f5333288659f2"
 dependencies = [
+ "proc-macro-error",
  "proc-macro2",
  "quote",
+ "rustversion",
  "syn",
 ]
 
@@ -3252,7 +3215,7 @@ version = "0.3.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c2702e08a7a860f005826c6815dcac101b19b5eb330c27fe4a5928fec1d20ddd"
 dependencies = [
- "itoa 1.0.1",
+ "itoa",
  "libc",
  "num_threads",
  "time-macros",
@@ -3300,7 +3263,7 @@ dependencies = [
  "mio",
  "num_cpus",
  "once_cell",
- "parking_lot 0.12.0",
+ "parking_lot",
  "pin-project-lite",
  "signal-hook-registry",
  "socket2",
@@ -3341,7 +3304,7 @@ dependencies = [
  "fallible-iterator",
  "futures",
  "log",
- "parking_lot 0.12.0",
+ "parking_lot",
  "percent-encoding 2.1.0",
  "phf",
  "pin-project-lite",
@@ -3689,7 +3652,7 @@ version = "0.18.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "44f258e254752d210b84fe117b31f1e3cc9cbf04c0d747eb7f8cf7cf5e370f6d"
 dependencies = [
- "arrayvec 0.7.2",
+ "arrayvec",
  "base64",
  "bytes",
  "derive_more",
@@ -3703,7 +3666,7 @@ dependencies = [
  "jsonrpc-core",
  "log",
  "once_cell",
- "parking_lot 0.12.0",
+ "parking_lot",
  "pin-project",
  "reqwest",
  "rlp",
diff --git a/Cargo.toml b/Cargo.toml
index f05d61d..88104bc 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -62,12 +62,12 @@ reqwest = { version = "0.11.10", features = ["json", "multipart", "socks"] }
 rsa = "0.5.0"
 pem = "1.0.2"
 # Used for hashing passwords
-rust-argon2 = "0.8.3"
+rust-argon2 = "1.0.0"
 # Used for working with ethereum keys
 secp256k1 = { version = "0.21.3", features = ["rand", "rand-std"] }
 # Used for serialization/deserialization
 serde = { version = "1.0.136", features = ["derive"] }
-serde_json = "1.0"
+serde_json = "1.0.89"
 # Used to create JCS representations
 serde_jcs = "0.1.0"
 # Used to parse config file
@@ -98,7 +98,7 @@ web3 = { version = "0.18.0", default-features = false, features = ["http", "http
 
 [dev-dependencies]
 rand = { version = "*", features = ["small_rng"] }
-serial_test = "0.5.1"
+serial_test = "0.7.0"
 
 [features]
 production = []