diff --git a/Cargo.lock b/Cargo.lock
index 1c897bc..cdadec9 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -129,9 +129,9 @@ checksum = "f46ad14479a25103f283c0f10005961cf086d8dc42205bb44c46ac563475dca6"
 
 [[package]]
 name = "const-hex"
-version = "1.14.1"
+version = "1.15.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "83e22e0ed40b96a48d3db274f72fd365bd78f67af39b6bbd47e8a15e1c6207ff"
+checksum = "dccd746bf9b1038c0507b7cec21eb2b11222db96a2902c96e8c185d6d20fb9c4"
 dependencies = [
  "cfg-if",
  "cpufeatures",
diff --git a/Cargo.toml b/Cargo.toml
index 7e45ba6..c07f06d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -46,7 +46,7 @@ thiserror   = { version = "2.0", default-features = false }
 
 [dev-dependencies]
 # crates.io
-const-hex  = { version = "1.14" }
+const-hex  = { version = "1.15" }
 criterion  = { version = "0.6" }
 faster-hex = { version = "0.10" }
 hex_crate  = { package = "hex", version = "0.4" }