diff --git a/Cargo.lock b/Cargo.lock
index 6efd743..febf416 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -600,9 +600,9 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.79"
+version = "1.0.80"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e835ff2298f5721608eb1a980ecaee1aef2c132bf95ecc026a11b7bf3c01c02e"
+checksum = "a56dea16b0a29e94408b9aa5e2940a4eedbd128a1ba20e8f7ae60fd3d465af0e"
 dependencies = [
  "unicode-ident",
 ]
diff --git a/aoc-derive/Cargo.toml b/aoc-derive/Cargo.toml
index d682e42..297544c 100644
--- a/aoc-derive/Cargo.toml
+++ b/aoc-derive/Cargo.toml
@@ -10,7 +10,7 @@ proc_macro = true
 
 [dependencies]
 proc-macro-error = "1.0.4"
-proc-macro2 = "1.0.79"
+proc-macro2 = "1.0.80"
 quote = "1.0.36"
 syn = { version = "2.0.58", features = ["full", "parsing"] }