diff --git a/positional_derive/Cargo.toml b/positional_derive/Cargo.toml
index 8791f1e..5bd87b9 100644
--- a/positional_derive/Cargo.toml
+++ b/positional_derive/Cargo.toml
@@ -13,5 +13,5 @@ proc-macro = true
 proc-macro-error = "1.0.4"
 proc-macro2 = "1.0.39"
 quote = "1.0"
-syn = {version = "1.0.95", features = ["extra-traits", "full"]}
+syn = {version = "2.0.63", features = ["extra-traits", "full"]}
 trybuild = "1.0.61"