diff --git a/Cargo.lock b/Cargo.lock
index 40cf6d0a..02e3c0fe 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -8010,7 +8010,7 @@ dependencies = [
 name = "pallet-evm-precompile-bls12381"
 version = "1.0.0-dev"
 dependencies = [
- "ark-bls12-381 0.4.0",
+ "ark-bls12-381 0.5.0",
  "ark-ec 0.4.2",
  "ark-ff 0.4.2",
  "ark-std 0.4.0",
diff --git a/Cargo.toml b/Cargo.toml
index f95a124e..39c9be1c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -183,7 +183,7 @@ xcm = { package = "staging-xcm", git = "https://github.com/paritytech/polkadot-s
 
 # Arkworks
 ark-bls12-377 = { version = "0.4.0", default-features = false, features = ["curve"] }
-ark-bls12-381 = { version = "0.4.0", default-features = false, features = ["curve"] }
+ark-bls12-381 = { version = "0.5.0", default-features = false, features = ["curve"] }
 ark-bn254 = { version = "0.4.0", default-features = false, features = ["curve"] }
 ark-bw6-761 = { version = "0.4.0", default-features = false }
 ark-ec = { version = "0.4.0", default-features = false }