diff --git a/aoc-build/Cargo.toml b/aoc-build/Cargo.toml
index 85d70a4..dd8a377 100644
--- a/aoc-build/Cargo.toml
+++ b/aoc-build/Cargo.toml
@@ -10,4 +10,4 @@ license = "Apache-2.0/MIT"
 eyre = "0.6.11"
 prettyplease = "0.2.16"
 regex = "1.10.2"
-syn = "2.0.45"
+syn = "2.0.46"
diff --git a/aoc-derive/Cargo.toml b/aoc-derive/Cargo.toml
index cc01ba8..f2d6702 100644
--- a/aoc-derive/Cargo.toml
+++ b/aoc-derive/Cargo.toml
@@ -12,7 +12,7 @@ proc_macro = true
 proc-macro-error = "1.0.4"
 proc-macro2 = "1.0.74"
 quote = "1.0.35"
-syn = { version = "2.0.45", features = ["full", "parsing"] }
+syn = { version = "2.0.46", features = ["full", "parsing"] }
 
 [dev-dependencies]
 trybuild = "1.0.86"