diff --git a/Cargo.lock b/Cargo.lock
index 5d0251bca6316..5d2fa99ca55a5 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -10461,18 +10461,18 @@ dependencies = [
 
 [[package]]
 name = "thiserror"
-version = "1.0.26"
+version = "1.0.30"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "93119e4feac1cbe6c798c34d3a53ea0026b0b1de6a120deef895137c0529bfe2"
+checksum = "854babe52e4df1653706b98fcfc05843010039b406875930a70e4d9644e5c417"
 dependencies = [
  "thiserror-impl",
 ]
 
 [[package]]
 name = "thiserror-impl"
-version = "1.0.26"
+version = "1.0.30"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "060d69a0afe7796bf42e9e2ff91f5ee691fb15c53d38b4b62a9a53eb23164745"
+checksum = "aa32fd3f627f367fe16f893e2597ae3c05020f8bba2666a4e6ea73d377e5714b"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/client/allocator/Cargo.toml b/client/allocator/Cargo.toml
index 6d324b09acde5..44facf0ad8892 100644
--- a/client/allocator/Cargo.toml
+++ b/client/allocator/Cargo.toml
@@ -17,4 +17,4 @@ targets = ["x86_64-unknown-linux-gnu"]
 sp-core = { version = "4.0.0-dev", path = "../../primitives/core" }
 sp-wasm-interface = { version = "4.0.0-dev", path = "../../primitives/wasm-interface" }
 log = "0.4.11"
-thiserror = "1.0.21"
+thiserror = "1.0.30"
diff --git a/client/api/Cargo.toml b/client/api/Cargo.toml
index 431d6e2fb0157..39fe804a1415d 100644
--- a/client/api/Cargo.toml
+++ b/client/api/Cargo.toml
@@ -41,4 +41,4 @@ prometheus-endpoint = { package = "substrate-prometheus-endpoint", version = "0.
 [dev-dependencies]
 sp-test-primitives = { version = "2.0.0", path = "../../primitives/test-primitives" }
 substrate-test-runtime = { version = "2.0.0", path = "../../test-utils/runtime" }
-thiserror = "1.0.21"
+thiserror = "1.0.30"
diff --git a/client/cli/Cargo.toml b/client/cli/Cargo.toml
index 6107206be34e8..9dc7ff730600b 100644
--- a/client/cli/Cargo.toml
+++ b/client/cli/Cargo.toml
@@ -42,7 +42,7 @@ structopt = "0.3.8"
 sc-tracing = { version = "4.0.0-dev", path = "../tracing" }
 chrono = "0.4.10"
 serde = "1.0.126"
-thiserror = "1.0.21"
+thiserror = "1.0.30"
 rpassword = "5.0.0"
 
 [dev-dependencies]
diff --git a/client/consensus/common/Cargo.toml b/client/consensus/common/Cargo.toml
index 3f8380d3f81bc..c26e250edf24c 100644
--- a/client/consensus/common/Cargo.toml
+++ b/client/consensus/common/Cargo.toml
@@ -13,7 +13,7 @@ readme = "README.md"
 targets = ["x86_64-unknown-linux-gnu"]
 
 [dependencies]
-thiserror = "1.0.21"
+thiserror = "1.0.30"
 libp2p = { version = "0.39.1", default-features = false }
 log = "0.4.8"
 futures = { version = "0.3.1", features = ["thread-pool"] }
diff --git a/client/consensus/slots/Cargo.toml b/client/consensus/slots/Cargo.toml
index 5c5f1bdfa68cd..ff4fdf041b4fe 100644
--- a/client/consensus/slots/Cargo.toml
+++ b/client/consensus/slots/Cargo.toml
@@ -31,7 +31,7 @@ sp-timestamp = { version = "4.0.0-dev", path = "../../../primitives/timestamp" }
 futures = "0.3.9"
 futures-timer = "3.0.1"
 log = "0.4.11"
-thiserror = "1.0.21"
+thiserror = "1.0.30"
 async-trait = "0.1.50"
 
 [dev-dependencies]
diff --git a/client/consensus/uncles/Cargo.toml b/client/consensus/uncles/Cargo.toml
index f644d64c7bbeb..bc5f1f25838c9 100644
--- a/client/consensus/uncles/Cargo.toml
+++ b/client/consensus/uncles/Cargo.toml
@@ -16,4 +16,4 @@ targets = ["x86_64-unknown-linux-gnu"]
 sc-client-api = { version = "4.0.0-dev", path = "../../api" }
 sp-runtime = { version = "4.0.0-dev", path = "../../../primitives/runtime" }
 sp-authorship = { version = "4.0.0-dev", path = "../../../primitives/authorship" }
-thiserror = "1.0.21"
+thiserror = "1.0.30"
diff --git a/client/executor/common/Cargo.toml b/client/executor/common/Cargo.toml
index 2d9f4672768e9..276fe9a8380b4 100644
--- a/client/executor/common/Cargo.toml
+++ b/client/executor/common/Cargo.toml
@@ -23,7 +23,7 @@ sc-allocator = { version = "4.1.0-dev", path = "../../allocator" }
 sp-wasm-interface = { version = "4.0.0-dev", path = "../../../primitives/wasm-interface" }
 sp-maybe-compressed-blob = { version = "4.1.0-dev", path = "../../../primitives/maybe-compressed-blob" }
 sp-serializer = { version = "4.0.0-dev", path = "../../../primitives/serializer" }
-thiserror = "1.0.21"
+thiserror = "1.0.30"
 environmental = "1.1.3"
 
 wasmer = { version = "1.0", optional = true }
diff --git a/client/service/Cargo.toml b/client/service/Cargo.toml
index c090495fe04ec..38729fd4ba5ce 100644
--- a/client/service/Cargo.toml
+++ b/client/service/Cargo.toml
@@ -22,7 +22,7 @@ wasmtime = ["sc-executor/wasmtime"]
 test-helpers = []
 
 [dependencies]
-thiserror = "1.0.21"
+thiserror = "1.0.30"
 futures = "0.3.16"
 jsonrpc-pubsub = "18.0"
 jsonrpc-core = "18.0"
diff --git a/client/sync-state-rpc/Cargo.toml b/client/sync-state-rpc/Cargo.toml
index a9503b992ab37..6d8d95954629c 100644
--- a/client/sync-state-rpc/Cargo.toml
+++ b/client/sync-state-rpc/Cargo.toml
@@ -13,7 +13,7 @@ readme = "README.md"
 targets = ["x86_64-unknown-linux-gnu"]
 
 [dependencies]
-thiserror = "1.0.21"
+thiserror = "1.0.30"
 jsonrpc-core = "18.0.0"
 jsonrpc-core-client = "18.0.0"
 jsonrpc-derive = "18.0.0"
diff --git a/client/telemetry/Cargo.toml b/client/telemetry/Cargo.toml
index 5a25aca29b60b..744a0610a07e3 100644
--- a/client/telemetry/Cargo.toml
+++ b/client/telemetry/Cargo.toml
@@ -25,4 +25,4 @@ rand = "0.7.2"
 serde = { version = "1.0.126", features = ["derive"] }
 serde_json = "1.0.68"
 chrono = "0.4.19"
-thiserror = "1.0.21"
+thiserror = "1.0.30"
diff --git a/client/tracing/Cargo.toml b/client/tracing/Cargo.toml
index 8640208ad3427..6a969b33deb1a 100644
--- a/client/tracing/Cargo.toml
+++ b/client/tracing/Cargo.toml
@@ -24,7 +24,7 @@ parking_lot = "0.11.1"
 regex = "1.5.4"
 rustc-hash = "1.1.0"
 serde = "1.0.126"
-thiserror = "1.0.21"
+thiserror = "1.0.30"
 tracing = "0.1.29"
 tracing-log = "0.1.2"
 tracing-subscriber = { version = "0.2.25", features = ["parking_lot"] }
diff --git a/client/transaction-pool/Cargo.toml b/client/transaction-pool/Cargo.toml
index d26969cf1e092..3d2a450c4101a 100644
--- a/client/transaction-pool/Cargo.toml
+++ b/client/transaction-pool/Cargo.toml
@@ -14,7 +14,7 @@ targets = ["x86_64-unknown-linux-gnu"]
 
 [dependencies]
 codec = { package = "parity-scale-codec", version = "2.0.0" }
-thiserror = "1.0.21"
+thiserror = "1.0.30"
 futures = "0.3.16"
 intervalier = "0.4.0"
 log = "0.4.8"
diff --git a/client/transaction-pool/api/Cargo.toml b/client/transaction-pool/api/Cargo.toml
index 176624611fbf5..1ab1ef5bb4a16 100644
--- a/client/transaction-pool/api/Cargo.toml
+++ b/client/transaction-pool/api/Cargo.toml
@@ -12,7 +12,7 @@ description = "Transaction pool client facing API."
 futures = { version = "0.3.1"  }
 log = { version = "0.4.8" }
 serde = { version = "1.0.126", features = ["derive"] }
-thiserror = { version = "1.0.21" }
+thiserror = { version = "1.0.30" }
 sp-runtime = { version = "4.0.0-dev", default-features = false, path = "../../../primitives/runtime" }
 
 derive_more = { version = "0.99.11" }
diff --git a/primitives/api/Cargo.toml b/primitives/api/Cargo.toml
index 65da54b87753d..5723f9cf11b51 100644
--- a/primitives/api/Cargo.toml
+++ b/primitives/api/Cargo.toml
@@ -21,7 +21,7 @@ sp-runtime = { version = "4.0.0-dev", default-features = false, path = "../runti
 sp-version = { version = "4.0.0-dev", default-features = false, path = "../version" }
 sp-state-machine = { version = "0.10.0-dev", optional = true, path = "../state-machine" }
 hash-db = { version = "0.15.2", optional = true }
-thiserror = { version = "1.0.21", optional = true }
+thiserror = { version = "1.0.30", optional = true }
 
 log = { version = "0.4.14", default-features = false }
 
diff --git a/primitives/blockchain/Cargo.toml b/primitives/blockchain/Cargo.toml
index de73af10966e1..02e74a63d9590 100644
--- a/primitives/blockchain/Cargo.toml
+++ b/primitives/blockchain/Cargo.toml
@@ -17,7 +17,7 @@ targets = ["x86_64-unknown-linux-gnu"]
 log = "0.4.11"
 lru = "0.7.0"
 parking_lot = "0.11.1"
-thiserror = "1.0.21"
+thiserror = "1.0.30"
 futures = "0.3.9"
 codec = { package = "parity-scale-codec", version = "2.0.0", default-features = false, features = ["derive"] }
 sp-consensus = { version = "0.10.0-dev", path = "../consensus/common" }
diff --git a/primitives/consensus/common/Cargo.toml b/primitives/consensus/common/Cargo.toml
index 735b1e8eb095d..08e50a954288c 100644
--- a/primitives/consensus/common/Cargo.toml
+++ b/primitives/consensus/common/Cargo.toml
@@ -27,7 +27,7 @@ futures-timer = "3.0.1"
 sp-std = { version = "4.0.0-dev", path = "../../std" }
 sp-version = { version = "4.0.0-dev", path = "../../version" }
 sp-runtime = { version = "4.0.0-dev", path = "../../runtime" }
-thiserror = "1.0.21"
+thiserror = "1.0.30"
 
 [dev-dependencies]
 futures = "0.3.9"
diff --git a/primitives/core/Cargo.toml b/primitives/core/Cargo.toml
index 48749904763fd..eaf1d26c2898c 100644
--- a/primitives/core/Cargo.toml
+++ b/primitives/core/Cargo.toml
@@ -48,7 +48,7 @@ parity-util-mem = { version = "0.10.2", default-features = false, features = [
 ] }
 futures = { version = "0.3.1", optional = true }
 dyn-clonable = { version = "0.9.0", optional = true }
-thiserror = { version = "1.0.21", optional = true }
+thiserror = { version = "1.0.30", optional = true }
 bitflags = "1.3"
 
 # full crypto
diff --git a/primitives/inherents/Cargo.toml b/primitives/inherents/Cargo.toml
index d52140d94ed31..3efd6ab032131 100644
--- a/primitives/inherents/Cargo.toml
+++ b/primitives/inherents/Cargo.toml
@@ -19,7 +19,7 @@ sp-std = { version = "4.0.0-dev", default-features = false, path = "../std" }
 sp-core = { version = "4.0.0-dev", default-features = false, path = "../core" }
 sp-runtime = { version = "4.0.0-dev", path = "../runtime", optional = true }
 codec = { package = "parity-scale-codec", version = "2.0.0", default-features = false, features = ["derive"] }
-thiserror = { version = "1.0.21", optional = true }
+thiserror = { version = "1.0.30", optional = true }
 impl-trait-for-tuples = "0.2.0"
 async-trait = { version = "0.1.50", optional = true }
 
diff --git a/primitives/state-machine/Cargo.toml b/primitives/state-machine/Cargo.toml
index c919d7fbef6ad..783837a6442b6 100644
--- a/primitives/state-machine/Cargo.toml
+++ b/primitives/state-machine/Cargo.toml
@@ -15,7 +15,7 @@ targets = ["x86_64-unknown-linux-gnu"]
 
 [dependencies]
 log = { version = "0.4.11", optional = true }
-thiserror = { version = "1.0.21", optional = true }
+thiserror = { version = "1.0.30", optional = true }
 parking_lot = { version = "0.11.1", optional = true }
 hash-db = { version = "0.15.2", default-features = false }
 trie-db = { version = "0.22.6", default-features = false }
diff --git a/primitives/timestamp/Cargo.toml b/primitives/timestamp/Cargo.toml
index 552a3cb5e8d63..609ecd0d31921 100644
--- a/primitives/timestamp/Cargo.toml
+++ b/primitives/timestamp/Cargo.toml
@@ -18,7 +18,7 @@ sp-std = { version = "4.0.0-dev", default-features = false, path = "../std" }
 sp-runtime = { version = "4.0.0-dev", default-features = false, path = "../runtime" }
 codec = { package = "parity-scale-codec", version = "2.0.0", default-features = false, features = ["derive"] }
 sp-inherents = { version = "4.0.0-dev", default-features = false, path = "../inherents" }
-thiserror = { version = "1.0.21", optional = true }
+thiserror = { version = "1.0.30", optional = true }
 log = { version = "0.4.8", optional = true }
 futures-timer = { version = "3.0.2", optional = true }
 async-trait = { version = "0.1.50", optional = true }
diff --git a/primitives/version/Cargo.toml b/primitives/version/Cargo.toml
index af44aed6c5b21..bbdaf9c1cab1b 100644
--- a/primitives/version/Cargo.toml
+++ b/primitives/version/Cargo.toml
@@ -23,7 +23,7 @@ sp-std = { version = "4.0.0-dev", default-features = false, path = "../std" }
 sp-runtime = { version = "4.0.0-dev", default-features = false, path = "../runtime" }
 sp-version-proc-macro = { version = "4.0.0-dev", default-features = false, path = "proc-macro" }
 parity-wasm = { version = "0.42.2", optional = true }
-thiserror = { version = "1.0.21", optional = true }
+thiserror = { version = "1.0.30", optional = true }
 
 [features]
 default = ["std"]