diff --git a/macros/Cargo.toml b/macros/Cargo.toml
index 72839b4..30bc262 100644
--- a/macros/Cargo.toml
+++ b/macros/Cargo.toml
@@ -14,4 +14,4 @@ proc-macro = true
 mlua = { version = "0.8.7", features = ["luajit", "vendored"] }
 proc-macro2 = "1.0.51"
 quote = "1.0.23"
-syn = { version = "1.0.109", features = ["full"] }
+syn = { version = "2.0.18", features = ["full"] }