diff --git a/optimizer-derive/Cargo.toml b/optimizer-derive/Cargo.toml
index eb3ed8d..e5d8cb8 100644
--- a/optimizer-derive/Cargo.toml
+++ b/optimizer-derive/Cargo.toml
@@ -13,4 +13,3 @@ proc-macro = true
 [dependencies]
 syn = { version = "2", features = ["full"] }
 quote = "1"
-proc-macro2 = "1"