diff --git a/Cargo.lock b/Cargo.lock
index ea9d5af5..0a3fa3bd 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1468,9 +1468,9 @@ dependencies = [
 
 [[package]]
 name = "h2"
-version = "0.3.11"
+version = "0.3.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d9f1f717ddc7b2ba36df7e871fd88db79326551d3d6f1fc406fbfd28b582ff8e"
+checksum = "17f8a914c2987b688368b5138aa05321db91f4090cf26118185672ad588bce21"
 dependencies = [
  "bytes",
  "fnv",
@@ -1481,7 +1481,7 @@ dependencies = [
  "indexmap",
  "slab",
  "tokio",
- "tokio-util 0.6.9",
+ "tokio-util",
  "tracing",
 ]
 
@@ -1563,6 +1563,12 @@ version = "0.3.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7ebdb29d2ea9ed0083cd8cece49bbd968021bd99b0849edb4a9a7ee0fdf6a4e0"
 
+[[package]]
+name = "hex-literal"
+version = "0.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6fe2267d4ed49bc07b63801559be28c718ea06c4738b7a03c94df7386d2cde46"
+
 [[package]]
 name = "hmac"
 version = "0.10.1"
@@ -1638,9 +1644,9 @@ checksum = "05842d0d43232b23ccb7060ecb0f0626922c21f30012e97b767b30afd4a5d4b9"
 
 [[package]]
 name = "hyper"
-version = "0.14.25"
+version = "0.14.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cc5e554ff619822309ffd57d8734d77cd5ce6238bc956f037ea06c58238c9899"
+checksum = "ab302d72a6f11a3b910431ff93aae7e773078c769f0a3ef15fb9ec692ed147d4"
 dependencies = [
  "bytes",
  "futures-channel",
@@ -2332,7 +2338,7 @@ dependencies = [
  "curve25519-dalek-ng",
  "fixed-hash",
  "hex",
- "hex-literal",
+ "hex-literal 0.3.4",
  "keccak-hash",
  "serde",
  "serde-big-array",
@@ -2371,7 +2377,7 @@ dependencies = [
  "anyhow",
  "curve25519-dalek",
  "hex",
- "hex-literal",
+ "hex-literal 0.4.1",
  "jsonrpc_client",
  "monero",
  "monero-epee-bin-serde",
@@ -3243,7 +3249,7 @@ dependencies = [
  "tokio",
  "tokio-rustls 0.23.1",
  "tokio-socks",
- "tokio-util 0.7.3",
+ "tokio-util",
  "tower-service",
  "url",
  "wasm-bindgen",
@@ -3306,9 +3312,9 @@ dependencies = [
 
 [[package]]
 name = "rust_decimal"
-version = "1.29.0"
+version = "1.29.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2b1b21b8760b0ef8ae5b43d40913ff711a2053cb7ff892a34facff7a6365375a"
+checksum = "26bd36b60561ee1fb5ec2817f198b6fd09fa571c897a5e86d1487cfc2b096dfc"
 dependencies = [
  "arrayvec",
  "borsh",
@@ -3324,9 +3330,9 @@ dependencies = [
 
 [[package]]
 name = "rust_decimal_macros"
-version = "1.29.0"
+version = "1.29.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7f4709403426683ccd5e1ef02b24a2468fe87f8df8a2a792743bb369d7656efa"
+checksum = "0e773fd3da1ed42472fdf3cfdb4972948a555bc3d73f5e0bdb99d17e7b54c687"
 dependencies = [
  "quote",
  "rust_decimal",
@@ -4148,7 +4154,7 @@ dependencies = [
  "tokio-socks",
  "tokio-tar",
  "tokio-tungstenite",
- "tokio-util 0.7.3",
+ "tokio-util",
  "toml",
  "torut",
  "tracing",
@@ -4458,20 +4464,6 @@ dependencies = [
  "webpki-roots 0.21.0",
 ]
 
-[[package]]
-name = "tokio-util"
-version = "0.6.9"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9e99e1983e5d376cd8eb4b66604d2e99e79f5bd988c3055891dcd8c9e2604cc0"
-dependencies = [
- "bytes",
- "futures-core",
- "futures-sink",
- "log",
- "pin-project-lite 0.2.9",
- "tokio",
-]
-
 [[package]]
 name = "tokio-util"
 version = "0.7.3"
diff --git a/monero-rpc/Cargo.toml b/monero-rpc/Cargo.toml
index 427345d6..6da1e88a 100644
--- a/monero-rpc/Cargo.toml
+++ b/monero-rpc/Cargo.toml
@@ -19,5 +19,5 @@ serde_json = "1.0"
 tracing = "0.1"
 
 [dev-dependencies]
-hex-literal = "0.3"
+hex-literal = "0.4"
 tokio = { version = "1", features = [ "full" ] }