diff --git a/Cargo.lock b/Cargo.lock
index ca842858be90ae358707691727ee429c93e4befa..fef014982692f7d555600dfcfc32633616178d8a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -4067,9 +4067,9 @@ dependencies = [
 
 [[package]]
 name = "which"
-version = "4.2.1"
+version = "4.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7cc009ab82a2afc94b9e467ab4214aee9cad1356cd9191264203d7d72006e00d"
+checksum = "ea187a8ef279bc014ec368c27a920da2024d2a711109bfbe3440585d5cf27ad9"
 dependencies = [
  "either",
  "lazy_static",
diff --git a/Cargo.toml b/Cargo.toml
index 758ba5a654733fd6f6a6a8960a53eaa7aca09fdc..0ca04894da38a71b429a500254681e19e2e90e31 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -28,7 +28,7 @@ zip = { version = "0.5.13", default-features = false }
 parity-wasm = "0.42.2"
 cargo_metadata = "0.14.0"
 codec = { package = "parity-scale-codec", version = "2.1", features = ["derive"] }
-which = "4.2.1"
+which = "4.2.2"
 colored = "2.0.0"
 toml = "0.5.8"
 rustc_version = "0.4.0"