diff --git a/polkadot/Cargo.lock b/polkadot/Cargo.lock
index c210927cee..e087f1b74c 100644
--- a/polkadot/Cargo.lock
+++ b/polkadot/Cargo.lock
@@ -9637,12 +9637,12 @@ checksum = "a7f741b240f1a48843f9b8e0444fb55fb2a4ff67293b50a9179dfd5ea67f8d41"
 
 [[package]]
 name = "trie-db"
-version = "0.22.1"
+version = "0.22.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9e55f7ace33d6237e14137e386f4e1672e2a5c6bbc97fef9f438581a143971f0"
+checksum = "5cc176c377eb24d652c9c69c832c832019011b6106182bf84276c66b66d5c9a6"
 dependencies = [
  "hash-db",
- "hashbrown 0.8.0",
+ "hashbrown 0.9.1",
  "log",
  "rustc-hex",
  "smallvec 1.6.0",
diff --git a/polkadot/runtime/common/Cargo.toml b/polkadot/runtime/common/Cargo.toml
index a98bcfac3f..bb2a1270ce 100644
--- a/polkadot/runtime/common/Cargo.toml
+++ b/polkadot/runtime/common/Cargo.toml
@@ -50,7 +50,7 @@ sp-application-crypto = { git = "https://github.com/paritytech/substrate", branc
 pallet-randomness-collective-flip = { git = "https://github.com/paritytech/substrate", branch = "master" }
 pallet-staking-reward-curve = { git = "https://github.com/paritytech/substrate", branch = "master" }
 pallet-treasury = { git = "https://github.com/paritytech/substrate", branch = "master" }
-trie-db = "0.22.1"
+trie-db = "0.22.2"
 serde_json = "1.0.61"
 libsecp256k1 = "0.3.5"
 
diff --git a/polkadot/runtime/polkadot/Cargo.toml b/polkadot/runtime/polkadot/Cargo.toml
index dd3e46be7c..05a45075f0 100644
--- a/polkadot/runtime/polkadot/Cargo.toml
+++ b/polkadot/runtime/polkadot/Cargo.toml
@@ -79,7 +79,7 @@ libsecp256k1 = "0.3.5"
 tiny-keccak = "2.0.2"
 keyring = { package = "sp-keyring", git = "https://github.com/paritytech/substrate", branch = "master" }
 sp-trie = { git = "https://github.com/paritytech/substrate", branch = "master" }
-trie-db = "0.22.1"
+trie-db = "0.22.2"
 serde_json = "1.0.61"
 
 [build-dependencies]