diff --git a/Cargo.lock b/Cargo.lock
index b6addc2..85f4bfb 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -98,7 +98,7 @@ dependencies = [
  "heck",
  "proc-macro2",
  "quote",
- "syn 2.0.100",
+ "syn",
 ]
 
 [[package]]
@@ -171,30 +171,6 @@ version = "1.21.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "42f5e15c9953c5e4ccceeb2e7382a716482c34515315f7b03532b8b4e8393d2d"
 
-[[package]]
-name = "proc-macro-error"
-version = "1.0.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "da25490ff9892aab3fcf7c36f08cfb902dd3e71ca0f9f9517bea02a73a5ce38c"
-dependencies = [
- "proc-macro-error-attr",
- "proc-macro2",
- "quote",
- "syn 1.0.98",
- "version_check",
-]
-
-[[package]]
-name = "proc-macro-error-attr"
-version = "1.0.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a1be40180e52ecc98ad80b184934baf3d0d29f979574e439af5a55274b35f869"
-dependencies = [
- "proc-macro2",
- "quote",
- "version_check",
-]
-
 [[package]]
 name = "proc-macro2"
 version = "1.0.94"
@@ -274,7 +250,7 @@ checksum = "5b0276cf7f2c73365f7157c8123c21cd9a50fbbd844757af28ca1f5925fc2a00"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.100",
+ "syn",
 ]
 
 [[package]]
@@ -321,9 +297,9 @@ checksum = "7da8b5736845d9f2fcb837ea5d9e2628564b3b043a70948a3f0b778838c5fb4f"
 
 [[package]]
 name = "syn"
-version = "1.0.98"
+version = "2.0.100"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c50aef8a904de4c23c788f104b7dddc7d6f79c647c7c8ce4cc8f73eb0ca773dd"
+checksum = "b09a44accad81e1ba1cd74a32461ba89dee89095ba17b32f5d03683b1b1fc2a0"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -331,36 +307,36 @@ dependencies = [
 ]
 
 [[package]]
-name = "syn"
-version = "2.0.100"
+name = "test-case"
+version = "3.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b09a44accad81e1ba1cd74a32461ba89dee89095ba17b32f5d03683b1b1fc2a0"
+checksum = "eb2550dd13afcd286853192af8601920d959b14c401fcece38071d53bf0768a8"
 dependencies = [
- "proc-macro2",
- "quote",
- "unicode-ident",
+ "test-case-macros",
 ]
 
 [[package]]
-name = "test-case"
-version = "2.2.1"
+name = "test-case-core"
+version = "3.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "07aea929e9488998b64adc414c29fe5620398f01c2e3f58164122b17e567a6d5"
+checksum = "adcb7fd841cd518e279be3d5a3eb0636409487998a4aff22f3de87b81e88384f"
 dependencies = [
- "test-case-macros",
+ "cfg-if",
+ "proc-macro2",
+ "quote",
+ "syn",
 ]
 
 [[package]]
 name = "test-case-macros"
-version = "2.2.1"
+version = "3.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c95968eedc6fc4f5c21920e0f4264f78ec5e4c56bb394f319becc1a5830b3e54"
+checksum = "5c89e72a01ed4c579669add59014b9a524d609c0c88c6a585ce37485879f6ffb"
 dependencies = [
- "cfg-if",
- "proc-macro-error",
  "proc-macro2",
  "quote",
- "syn 1.0.98",
+ "syn",
+ "test-case-core",
 ]
 
 [[package]]
@@ -409,12 +385,6 @@ version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "06abde3611657adf66d383f00b093d7faecc7fa57071cce2578660c9f1010821"
 
-[[package]]
-name = "version_check"
-version = "0.9.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"
-
 [[package]]
 name = "windows-sys"
 version = "0.59.0"
diff --git a/Cargo.toml b/Cargo.toml
index fc54d39..242e7c1 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -20,4 +20,4 @@ lazy_static = "1.5.0"
 toml = "0.8.20"
 
 [dev-dependencies]
-test-case = "2.2.0"
+test-case = "3.3.1"