diff --git a/Cargo.lock b/Cargo.lock
index 4d6b53a..74e77b6 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -442,7 +442,7 @@ version = "0.2.0"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.119",
+ "syn 3.0.9",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index 590d518..2f641b8 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -40,7 +40,7 @@ wasm-bindgen = "0.2"
 wasm-bindgen-futures = "0.4"
 proc-macro2 = "1"
 quote = "1"
-syn = { version = "2", features = ["full", "visit", "visit-mut"] }
+syn = { version = "3", features = ["full", "visit", "visit-mut"] }
 
 [workspace.lints.rust]
 unsafe_code = "forbid"