diff --git a/Cargo.lock b/Cargo.lock
index 3145d736f8e2f..cef60fd95c0e4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -652,9 +652,9 @@ dependencies = [
 
 [[package]]
 name = "block-buffer"
-version = "0.10.3"
+version = "0.10.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "69cce20737498f97b993470a6e536b8523f0af7892a4f928cceb1ac5e52ebe7e"
+checksum = "3078c7629b62d3f0439517fa394996acacc5cbc91c5a20d8c658e77abd503a71"
 dependencies = [
  "generic-array 0.14.6",
 ]
@@ -1706,7 +1706,7 @@ version = "0.10.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8168378f4e5023e7218c89c891c0fd8ecdb5e5e4f18cb78f38cf245dd021e76f"
 dependencies = [
- "block-buffer 0.10.3",
+ "block-buffer 0.10.4",
  "crypto-common",
  "subtle",
 ]
@@ -3667,9 +3667,9 @@ checksum = "884e2677b40cc8c339eaefcb701c32ef1fd2493d71118dc0ca4b6a736c93bd67"
 
 [[package]]
 name = "libc"
-version = "0.2.139"
+version = "0.2.140"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "201de327520df007757c1f0adce6e827fe8562fbc28bfd9c15571c66ca1f5f79"
+checksum = "99227334921fae1a979cf0bfdfcc6b3e5ce376ef57e16fb6fb3ea2ed6095f80c"
 
 [[package]]
 name = "libgit2-sys"
@@ -6925,9 +6925,9 @@ dependencies = [
 
 [[package]]
 name = "parity-db"
-version = "0.4.4"
+version = "0.4.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "df89dd8311063c54ae4e03d9aeb597b04212a57e82c339344130a9cad9b3e2d9"
+checksum = "00bfb81cf5c90a222db2fb7b3a7cbf8cc7f38dfb6647aca4d98edf8281f56ed5"
 dependencies = [
  "blake2",
  "crc32fast",
@@ -11821,7 +11821,7 @@ checksum = "97fee6b57c6a41524a810daee9286c02d7752c4253064d0b05472833a438f675"
 dependencies = [
  "cfg-if",
  "digest 0.10.6",
- "rand 0.8.5",
+ "rand 0.7.3",
  "static_assertions",
 ]
 
diff --git a/bin/node/bench/Cargo.toml b/bin/node/bench/Cargo.toml
index be5e94ee4df8b..153a721da41f8 100644
--- a/bin/node/bench/Cargo.toml
+++ b/bin/node/bench/Cargo.toml
@@ -38,7 +38,7 @@ tempfile = "3.1.0"
 fs_extra = "1"
 rand = { version = "0.8.5", features = ["small_rng"] }
 lazy_static = "1.4.0"
-parity-db = "0.4.4"
+parity-db = "0.4.6"
 sc-transaction-pool = { version = "4.0.0-dev", path = "../../../client/transaction-pool" }
 sc-transaction-pool-api = { version = "4.0.0-dev", path = "../../../client/transaction-pool/api" }
 futures = { version = "0.3.21", features = ["thread-pool"] }
diff --git a/client/db/Cargo.toml b/client/db/Cargo.toml
index c96e5c7405e74..8e4bcf18a2d04 100644
--- a/client/db/Cargo.toml
+++ b/client/db/Cargo.toml
@@ -22,7 +22,7 @@ kvdb-memorydb = "0.13.0"
 kvdb-rocksdb = { version = "0.17.0", optional = true }
 linked-hash-map = "0.5.4"
 log = "0.4.17"
-parity-db = "0.4.4"
+parity-db = "0.4.6"
 parking_lot = "0.12.1"
 sc-client-api = { version = "4.0.0-dev", path = "../api" }
 sc-state-db = { version = "0.10.0-dev", path = "../state-db" }