diff --git a/Cargo.lock b/Cargo.lock
index 578a161..9d4f4de 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -395,9 +395,9 @@ checksum = "7f24254aa9a54b5c858eaee2f5bccdb46aaf0e486a595ed5fd8f86ba55232a70"
 
 [[package]]
 name = "hex-literal"
-version = "0.4.1"
+version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6fe2267d4ed49bc07b63801559be28c718ea06c4738b7a03c94df7386d2cde46"
+checksum = "e712f64ec3850b98572bffac52e2c6f282b29fe6c5fa6d42334b30be438d95c1"
 
 [[package]]
 name = "hkdf"
diff --git a/Cargo.toml b/Cargo.toml
index 43b8187..f20a4c4 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -118,7 +118,7 @@ features = ["static_secrets", "zeroize"]
 optional = true
 
 [dev-dependencies]
-hex-literal = "0.4" # kanon:ignore TOML/missing-workspace-inheritance -- standalone [package], no workspace ancestor (kanon#3088)
+hex-literal = "1.1" # kanon:ignore TOML/missing-workspace-inheritance -- standalone [package], no workspace ancestor (kanon#3088)
 # WHY: tests/inert_default.rs parses this manifest to lock the packaging
 # invariant (default feature set empty, all crypto deps optional).
 toml = "0.8" # kanon:ignore TOML/missing-workspace-inheritance -- standalone [package], no workspace ancestor (kanon#3088)