diff --git a/Cargo.lock b/Cargo.lock
index e6ee6f1..869c4da 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -368,14 +368,16 @@ dependencies = [
 
 [[package]]
 name = "oci-spec"
-version = "0.6.5"
+version = "0.6.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e423c4f827362c0d8d8da4b1f571270f389ebde73bcd3240a3d23c6d6f61d0f0"
+checksum = "098bc31d7c87110e22090eb082903caaed19f06319f63b6f7d7ed273bc8bdaec"
 dependencies = [
  "derive_builder",
  "getset",
  "serde",
  "serde_json",
+ "strum",
+ "strum_macros",
  "thiserror",
 ]
 
@@ -484,6 +486,12 @@ dependencies = [
  "walkdir",
 ]
 
+[[package]]
+name = "rustversion"
+version = "1.0.17"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "955d28af4278de8121b7ebeb796b6a45735dc01436d898801014aced2773a3d6"
+
 [[package]]
 name = "rxml"
 version = "0.9.1"
@@ -600,6 +608,25 @@ version = "0.11.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7da8b5736845d9f2fcb837ea5d9e2628564b3b043a70948a3f0b778838c5fb4f"
 
+[[package]]
+name = "strum"
+version = "0.26.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8fec0f0aef304996cf250b31b5a10dee7980c85da9d759361292b8bca5a18f06"
+
+[[package]]
+name = "strum_macros"
+version = "0.26.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4c6bee85a5a24955dc440386795aa378cd9cf82acd5f764469152d2270e581be"
+dependencies = [
+ "heck",
+ "proc-macro2",
+ "quote",
+ "rustversion",
+ "syn 2.0.60",
+]
+
 [[package]]
 name = "syn"
 version = "1.0.109"
diff --git a/Cargo.toml b/Cargo.toml
index bc6a6d9..1a913e4 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -40,7 +40,7 @@ version = "1.16.0"
 default-features = false
 
 [dependencies.oci-spec]
-version = "0.6.5"
+version = "0.6.6"
 default-features = false
 features = ["runtime"]