diff --git a/xtask/Cargo.toml b/xtask/Cargo.toml
index 8b31b68..36a5e87 100644
--- a/xtask/Cargo.toml
+++ b/xtask/Cargo.toml
@@ -18,4 +18,4 @@ license.workspace = true
 proc-macro2 = "1"
 quote = "1"
 serde_json.workspace = true
-syn = { version = "2", features = ["full", "visit"] }
+syn = { version = "3", features = ["full", "visit"] }