diff --git a/Cargo.lock b/Cargo.lock
index 238dcda..7737583 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,6 +1,6 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
-version = 3
+version = 4
 
 [[package]]
 name = "Inflector"
@@ -3204,13 +3204,13 @@ dependencies = [
 
 [[package]]
 name = "jsonrpsee"
-version = "0.20.1"
+version = "0.20.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9ad9b31183a8bcbe843e32ca8554ad2936633548d95a7bb6a8e14c767dea6b05"
+checksum = "138572befc78a9793240645926f30161f8b4143d2be18d09e44ed9814bd7ee2c"
 dependencies = [
- "jsonrpsee-core 0.20.1",
- "jsonrpsee-server 0.20.1",
- "jsonrpsee-types 0.20.1",
+ "jsonrpsee-core 0.20.4",
+ "jsonrpsee-server 0.20.4",
+ "jsonrpsee-types 0.20.4",
  "tokio",
 ]
 
@@ -3265,16 +3265,16 @@ dependencies = [
 
 [[package]]
 name = "jsonrpsee-core"
-version = "0.20.1"
+version = "0.20.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "35dc957af59ce98373bcdde0c1698060ca6c2d2e9ae357b459c7158b6df33330"
+checksum = "f24ea59b037b6b9b0e2ebe2c30a3e782b56bd7c76dcc5d6d70ba55d442af56e3"
 dependencies = [
  "anyhow",
  "async-trait",
  "beef",
  "futures-util",
  "hyper",
- "jsonrpsee-types 0.20.1",
+ "jsonrpsee-types 0.20.4",
  "parking_lot 0.12.1",
  "rand 0.8.5",
  "rustc-hash",
@@ -3342,15 +3342,15 @@ dependencies = [
 
 [[package]]
 name = "jsonrpsee-server"
-version = "0.20.1"
+version = "0.20.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "24f4e2f3d223d810e363fb8b5616ec4c6254243ee7f452d05ac281cdc9cf76b2"
+checksum = "a482bc4e25eebd0adb61a3468c722763c381225bd3ec46e926f709df8a8eb548"
 dependencies = [
  "futures-util",
  "http",
  "hyper",
- "jsonrpsee-core 0.20.1",
- "jsonrpsee-types 0.20.1",
+ "jsonrpsee-core 0.20.4",
+ "jsonrpsee-types 0.20.4",
  "route-recognizer",
  "serde",
  "serde_json",
@@ -3379,9 +3379,9 @@ dependencies = [
 
 [[package]]
 name = "jsonrpsee-types"
-version = "0.20.1"
+version = "0.20.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fa9e25aec855b2a7d3ed90fded6c41e8c3fb72b63f071e1be3f0004eba19b625"
+checksum = "3264e339143fe37ed081953842ee67bfafa99e3b91559bdded6e4abd8fc8535e"
 dependencies = [
  "anyhow",
  "beef",
@@ -10605,7 +10605,7 @@ dependencies = [
  "frame-benchmarking-cli",
  "frame-system",
  "futures",
- "jsonrpsee 0.20.1",
+ "jsonrpsee 0.20.4",
  "pallet-transaction-payment",
  "pallet-transaction-payment-rpc",
  "sc-basic-authorship",
diff --git a/node/Cargo.toml b/node/Cargo.toml
index 228331c..7734797 100644
--- a/node/Cargo.toml
+++ b/node/Cargo.toml
@@ -45,7 +45,7 @@ frame-system = { version = "4.0.0-dev", git = "https://github.com/paritytech/sub
 pallet-transaction-payment = { version = "4.0.0-dev", default-features = false, git = "https://github.com/paritytech/substrate.git", branch = "polkadot-v0.9.43" }
 
 # These dependencies are used for the node template's RPCs
-jsonrpsee = { version = "0.20.1", features = ["server"] }
+jsonrpsee = { version = "0.20.4", features = ["server"] }
 sc-rpc = { version = "4.0.0-dev", git = "https://github.com/paritytech/substrate.git", branch = "polkadot-v0.9.43" }
 sp-api = { version = "4.0.0-dev", git = "https://github.com/paritytech/substrate.git", branch = "polkadot-v0.9.43" }
 sc-rpc-api = { version = "0.10.0-dev", git = "https://github.com/paritytech/substrate.git", branch = "polkadot-v0.9.43" }