diff --git a/Cargo.lock b/Cargo.lock
index 2bae1a9c..8b144936 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2796,9 +2796,9 @@ checksum = "dbf0c48bc1d91375ae5c3cd81e3722dff1abcf81a30960240640d223f59fe0e5"
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.37"
+version = "1.0.38"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ec757218438d5fda206afc041538b2f6d889286160d649a86a24d37e1235afd1"
+checksum = "9027b48e9d4c9175fa2218adf3557f91c1137021739951d4932f5f8268ac48aa"
 dependencies = [
  "unicode-xid",
 ]
diff --git a/ethers-core/Cargo.toml b/ethers-core/Cargo.toml
index 1f7212dc..be4ec172 100644
--- a/ethers-core/Cargo.toml
+++ b/ethers-core/Cargo.toml
@@ -36,7 +36,7 @@ cargo_metadata = { version = "0.14.2", optional = true }
 # eip712 feature enabled dependencies
 convert_case = { version = "0.5.0", optional = true }
 syn = { version = "1.0.92", optional = true }
-proc-macro2 = { version = "1.0.37", optional = true }
+proc-macro2 = { version = "1.0.38", optional = true }
 
 [dev-dependencies]
 serde_json = { version = "1.0.64", default-features = false }