diff --git a/Cargo.lock b/Cargo.lock
index 8f71f5e..499d92a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -192,9 +192,9 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.58"
+version = "1.0.66"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fa1fb82fc0c281dd9671101b66b771ebbe1eaf967b96ac8740dcba4b70005ca8"
+checksum = "18fb31db3f9bddb2ea821cde30a9f70117e3f119938b5ee630b7403aa6e2ead9"
 dependencies = [
  "unicode-ident",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index 7b44bc3..05d95c0 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -26,7 +26,7 @@ serde = { version = "1.0.103", default-features = false, features = ["derive"] }
 serde_json = "1.0"
 tempfile = "3"
 toml = "0.5"
-proc-macro2 = "1"
+proc-macro2 = "1.0.60"
 quote = "1"
 heck = "0.4"