diff --git a/Cargo.lock b/Cargo.lock
index 070200c..138b646 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -231,9 +231,9 @@ checksum = "2304e00983f87ffb38b55b444b5e3b60a884b5d30c0fca7d82fe33449bbe55ea"
 
 [[package]]
 name = "hex-literal"
-version = "0.3.4"
+version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7ebdb29d2ea9ed0083cd8cece49bbd968021bd99b0849edb4a9a7ee0fdf6a4e0"
+checksum = "6fe2267d4ed49bc07b63801559be28c718ea06c4738b7a03c94df7386d2cde46"
 
 [[package]]
 name = "indexmap"
diff --git a/Cargo.toml b/Cargo.toml
index d69ef49..503a2cc 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -46,7 +46,7 @@ rusticata-macros = "4.0"
 
 [dev-dependencies]
 clap = { version="4.1", features = ["derive"]}
-hex-literal = "0.3"
+hex-literal = "0.4"
 pretty_assertions = "1.0"
 
 [build-dependencies]