diff --git a/substrate/Cargo.lock b/substrate/Cargo.lock
index 3693fe0806..a3e186aca4 100644
--- a/substrate/Cargo.lock
+++ b/substrate/Cargo.lock
@@ -6299,9 +6299,9 @@ dependencies = [
 
 [[package]]
 name = "parity-db"
-version = "0.3.4"
+version = "0.3.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7cb5195cb862b13055cf7f7a76c55073dc73885c2a61511e322b8c1666be7332"
+checksum = "78a95abf24f1097c6e3181abbbbfc3630b3b5e681470940f719b69acb4911c7f"
 dependencies = [
  "blake2-rfc",
  "crc32fast",
diff --git a/substrate/client/db/Cargo.toml b/substrate/client/db/Cargo.toml
index 08e228ee9a..f0ce20354a 100644
--- a/substrate/client/db/Cargo.toml
+++ b/substrate/client/db/Cargo.toml
@@ -33,7 +33,7 @@ sc-state-db = { version = "0.10.0-dev", path = "../state-db" }
 sp-trie = { version = "4.0.0-dev", path = "../../primitives/trie" }
 sp-blockchain = { version = "4.0.0-dev", path = "../../primitives/blockchain" }
 sp-database = { version = "4.0.0-dev", path = "../../primitives/database" }
-parity-db = { version = "0.3.4", optional = true }
+parity-db = { version = "0.3.5", optional = true }
 
 [dev-dependencies]
 sp-tracing = { version = "4.0.0", path = "../../primitives/tracing" }