diff --git a/Cargo.lock b/Cargo.lock
index b40110f..fb6fa4c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2207,7 +2207,7 @@ dependencies = [
  "async-recursion",
  "futures",
  "indicatif",
- "jsonrpsee",
+ "jsonrpsee 0.16.3",
  "log",
  "parity-scale-codec",
  "serde",
@@ -3191,15 +3191,27 @@ version = "0.16.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "367a292944c07385839818bb71c8d76611138e2dedb0677d035b8da21d29c78b"
 dependencies = [
- "jsonrpsee-core",
+ "jsonrpsee-core 0.16.3",
  "jsonrpsee-http-client",
  "jsonrpsee-proc-macros",
- "jsonrpsee-server",
- "jsonrpsee-types",
+ "jsonrpsee-server 0.16.3",
+ "jsonrpsee-types 0.16.3",
  "jsonrpsee-ws-client",
  "tracing",
 ]
 
+[[package]]
+name = "jsonrpsee"
+version = "0.21.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9579d0ca9fb30da026bac2f0f7d9576ec93489aeb7cd4971dd5b4617d82c79b2"
+dependencies = [
+ "jsonrpsee-core 0.21.0",
+ "jsonrpsee-server 0.21.0",
+ "jsonrpsee-types 0.21.0",
+ "tokio",
+]
+
 [[package]]
 name = "jsonrpsee-client-transport"
 version = "0.16.3"
@@ -3208,8 +3220,8 @@ checksum = "c8b3815d9f5d5de348e5f162b316dc9cdf4548305ebb15b4eb9328e66cf27d7a"
 dependencies = [
  "futures-util",
  "http",
- "jsonrpsee-core",
- "jsonrpsee-types",
+ "jsonrpsee-core 0.16.3",
+ "jsonrpsee-types 0.16.3",
  "pin-project",
  "rustls-native-certs",
  "soketto",
@@ -3237,7 +3249,7 @@ dependencies = [
  "futures-util",
  "globset",
  "hyper",
- "jsonrpsee-types",
+ "jsonrpsee-types 0.16.3",
  "parking_lot 0.12.1",
  "rand 0.8.5",
  "rustc-hash",
@@ -3249,6 +3261,28 @@ dependencies = [
  "tracing",
 ]
 
+[[package]]
+name = "jsonrpsee-core"
+version = "0.21.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "776d009e2f591b78c038e0d053a796f94575d66ca4e77dd84bfc5e81419e436c"
+dependencies = [
+ "anyhow",
+ "async-trait",
+ "beef",
+ "futures-util",
+ "hyper",
+ "jsonrpsee-types 0.21.0",
+ "parking_lot 0.12.1",
+ "rand 0.8.5",
+ "rustc-hash",
+ "serde",
+ "serde_json",
+ "thiserror",
+ "tokio",
+ "tracing",
+]
+
 [[package]]
 name = "jsonrpsee-http-client"
 version = "0.16.3"
@@ -3258,8 +3292,8 @@ dependencies = [
  "async-trait",
  "hyper",
  "hyper-rustls",
- "jsonrpsee-core",
- "jsonrpsee-types",
+ "jsonrpsee-core 0.16.3",
+ "jsonrpsee-types 0.16.3",
  "rustc-hash",
  "serde",
  "serde_json",
@@ -3291,11 +3325,35 @@ dependencies = [
  "futures-util",
  "http",
  "hyper",
- "jsonrpsee-core",
- "jsonrpsee-types",
+ "jsonrpsee-core 0.16.3",
+ "jsonrpsee-types 0.16.3",
+ "serde",
+ "serde_json",
+ "soketto",
+ "tokio",
+ "tokio-stream",
+ "tokio-util",
+ "tower",
+ "tracing",
+]
+
+[[package]]
+name = "jsonrpsee-server"
+version = "0.21.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5cc7c6d1a2c58f6135810284a390d9f823d0f508db74cd914d8237802de80f98"
+dependencies = [
+ "futures-util",
+ "http",
+ "hyper",
+ "jsonrpsee-core 0.21.0",
+ "jsonrpsee-types 0.21.0",
+ "pin-project",
+ "route-recognizer",
  "serde",
  "serde_json",
  "soketto",
+ "thiserror",
  "tokio",
  "tokio-stream",
  "tokio-util",
@@ -3317,6 +3375,19 @@ dependencies = [
  "tracing",
 ]
 
+[[package]]
+name = "jsonrpsee-types"
+version = "0.21.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3266dfb045c9174b24c77c2dfe0084914bb23a6b2597d70c9dc6018392e1cd1b"
+dependencies = [
+ "anyhow",
+ "beef",
+ "serde",
+ "serde_json",
+ "thiserror",
+]
+
 [[package]]
 name = "jsonrpsee-ws-client"
 version = "0.16.3"
@@ -3325,8 +3396,8 @@ checksum = "4e1b3975ed5d73f456478681a417128597acd6a2487855fdb7b4a3d4d195bf5e"
 dependencies = [
  "http",
  "jsonrpsee-client-transport",
- "jsonrpsee-core",
- "jsonrpsee-types",
+ "jsonrpsee-core 0.16.3",
+ "jsonrpsee-types 0.16.3",
 ]
 
 [[package]]
@@ -3339,7 +3410,7 @@ dependencies = [
  "frame-system",
  "futures",
  "hex-literal 0.4.1",
- "jsonrpsee",
+ "jsonrpsee 0.21.0",
  "jur-node-runtime",
  "jur-primitives",
  "pallet-transaction-payment",
@@ -5002,7 +5073,7 @@ name = "pallet-transaction-payment-rpc"
 version = "4.0.0-dev"
 source = "git+https://github.com/paritytech/polkadot-sdk?branch=release-polkadot-v1.2.0#63d7f90f778ae4aba0d82326cf7bba7087d96be4"
 dependencies = [
- "jsonrpsee",
+ "jsonrpsee 0.16.3",
  "pallet-transaction-payment-rpc-runtime-api",
  "parity-scale-codec",
  "sp-api",
@@ -6045,6 +6116,12 @@ dependencies = [
  "librocksdb-sys",
 ]
 
+[[package]]
+name = "route-recognizer"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "afab94fb28594581f62d981211a9a4d53cc8130bbcbbb89a0440d9b8e81a7746"
+
 [[package]]
 name = "rpassword"
 version = "7.3.1"
@@ -6894,7 +6971,7 @@ version = "4.0.0-dev"
 source = "git+https://github.com/paritytech/polkadot-sdk?branch=release-polkadot-v1.2.0#63d7f90f778ae4aba0d82326cf7bba7087d96be4"
 dependencies = [
  "futures",
- "jsonrpsee",
+ "jsonrpsee 0.16.3",
  "log",
  "parity-scale-codec",
  "parking_lot 0.12.1",
@@ -6924,7 +7001,7 @@ name = "sc-rpc-api"
 version = "0.10.0-dev"
 source = "git+https://github.com/paritytech/polkadot-sdk?branch=release-polkadot-v1.2.0#63d7f90f778ae4aba0d82326cf7bba7087d96be4"
 dependencies = [
- "jsonrpsee",
+ "jsonrpsee 0.16.3",
  "parity-scale-codec",
  "sc-chain-spec",
  "sc-transaction-pool-api",
@@ -6944,7 +7021,7 @@ version = "4.0.0-dev"
 source = "git+https://github.com/paritytech/polkadot-sdk?branch=release-polkadot-v1.2.0#63d7f90f778ae4aba0d82326cf7bba7087d96be4"
 dependencies = [
  "http",
- "jsonrpsee",
+ "jsonrpsee 0.16.3",
  "log",
  "serde_json",
  "substrate-prometheus-endpoint",
@@ -6962,7 +7039,7 @@ dependencies = [
  "futures",
  "futures-util",
  "hex",
- "jsonrpsee",
+ "jsonrpsee 0.16.3",
  "log",
  "parity-scale-codec",
  "parking_lot 0.12.1",
@@ -6991,7 +7068,7 @@ dependencies = [
  "exit-future",
  "futures",
  "futures-timer",
- "jsonrpsee",
+ "jsonrpsee 0.16.3",
  "log",
  "parity-scale-codec",
  "parking_lot 0.12.1",
@@ -7080,7 +7157,7 @@ name = "sc-sync-state-rpc"
 version = "0.10.0-dev"
 source = "git+https://github.com/paritytech/polkadot-sdk?branch=release-polkadot-v1.2.0#63d7f90f778ae4aba0d82326cf7bba7087d96be4"
 dependencies = [
- "jsonrpsee",
+ "jsonrpsee 0.16.3",
  "parity-scale-codec",
  "sc-chain-spec",
  "sc-client-api",
@@ -8470,7 +8547,7 @@ source = "git+https://github.com/paritytech/polkadot-sdk?branch=release-polkadot
 dependencies = [
  "frame-system-rpc-runtime-api",
  "futures",
- "jsonrpsee",
+ "jsonrpsee 0.16.3",
  "log",
  "parity-scale-codec",
  "sc-rpc-api",
@@ -8500,7 +8577,7 @@ version = "0.10.0-dev"
 source = "git+https://github.com/paritytech/polkadot-sdk?branch=release-polkadot-v1.2.0#63d7f90f778ae4aba0d82326cf7bba7087d96be4"
 dependencies = [
  "async-trait",
- "jsonrpsee",
+ "jsonrpsee 0.16.3",
  "log",
  "sc-rpc-api",
  "serde",
diff --git a/node/Cargo.toml b/node/Cargo.toml
index 34ffc08..a708d7c 100644
--- a/node/Cargo.toml
+++ b/node/Cargo.toml
@@ -44,7 +44,7 @@ sp-io = { version = "23.0.0", git = "https://github.com/paritytech/polkadot-sdk.
 pallet-transaction-payment = { version = "4.0.0-dev", default-features = false, git = "https://github.com/paritytech/polkadot-sdk.git", branch = "release-polkadot-v1.2.0" }
 
 # These dependencies are used for the node template's RPCs
-jsonrpsee = { version = "0.16.2", features = ["server"] }
+jsonrpsee = { version = "0.21.0", features = ["server"] }
 sp-api = { version = "4.0.0-dev", git = "https://github.com/paritytech/polkadot-sdk.git", branch = "release-polkadot-v1.2.0" }
 sc-rpc-api = { version = "0.10.0-dev", git = "https://github.com/paritytech/polkadot-sdk.git", branch = "release-polkadot-v1.2.0" }
 sp-blockchain = { version = "4.0.0-dev", git = "https://github.com/paritytech/polkadot-sdk.git", branch = "release-polkadot-v1.2.0" }