diff --git a/Cargo.lock b/Cargo.lock
index ea2da98b..b4c75336 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -311,9 +311,9 @@ checksum = "fbf6a919d6cf397374f7dfeeea91d974c7c0a7221d0d0f4f20d859d329e53fcc"
 
 [[package]]
 name = "hex-literal"
-version = "0.4.1"
+version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6fe2267d4ed49bc07b63801559be28c718ea06c4738b7a03c94df7386d2cde46"
+checksum = "bcaaec4551594c969335c98c903c1397853d4198408ea609190f420500f6be71"
 
 [[package]]
 name = "hybrid-array"
diff --git a/Cargo.toml b/Cargo.toml
index 48a91f76..bf878d57 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -31,7 +31,7 @@ zeroize = { version = "1", optional = true, default-features = false }
 [dev-dependencies]
 bincode = "1"
 criterion = { version = "0.5", features = ["html_reports"] }
-hex-literal = "0.4"
+hex-literal = "1.0"
 num-bigint = "0.4"
 num-integer = "0.1"
 num-modular = { version = "0.6", features = ["num-bigint", "num-integer", "num-traits"] }