diff --git a/polkadot/Cargo.lock b/polkadot/Cargo.lock
index 0b97c19bc6..4583fda741 100644
--- a/polkadot/Cargo.lock
+++ b/polkadot/Cargo.lock
@@ -4336,14 +4336,15 @@ dependencies = [
 
 [[package]]
 name = "nix"
-version = "0.20.0"
+version = "0.23.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fa9b4819da1bc61c0ea48b63b7bc8604064dd43013e7cc325df098d49cd7c18a"
+checksum = "f305c2c2e4c39a82f7bf0bf65fb557f9070ce06781d4f2454295cc34b1c43188"
 dependencies = [
  "bitflags",
  "cc",
  "cfg-if 1.0.0",
  "libc",
+ "memoffset",
 ]
 
 [[package]]
diff --git a/polkadot/Cargo.toml b/polkadot/Cargo.toml
index b44d33849e..9e5bd3f7b6 100644
--- a/polkadot/Cargo.toml
+++ b/polkadot/Cargo.toml
@@ -18,7 +18,7 @@ parity-util-mem = { version = "*", default-features = false, features = ["jemall
 
 [dev-dependencies]
 assert_cmd = "2.0.2"
-nix = "0.20.0"
+nix = "0.23.0"
 tempfile = "3.2.0"
 
 [workspace]