diff --git a/rust-patch-derive/Cargo.toml b/rust-patch-derive/Cargo.toml
index 2d378ad..89fd907 100644
--- a/rust-patch-derive/Cargo.toml
+++ b/rust-patch-derive/Cargo.toml
@@ -13,7 +13,7 @@ keywords.workspace = true
 proc-macro = true
 
 [dependencies]
-syn = { version = "1", features = ["parsing"] }
+syn = { version = "2", features = ["parsing"] }
 quote = "1"
 proc-macro2 = "1"
 proc-macro-error = "1"
\ No newline at end of file