diff --git a/Cargo.toml b/Cargo.toml
index f6d04de..8331d03 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -27,4 +27,4 @@ syn = { version="0.15", features=["full"] }
 quote = "0.6"
 
 [features]
-rustgc = []
+alloy = []
diff --git a/src/lib.rs b/src/lib.rs
index 4a71aa3..c9d2c13 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -159,9 +159,9 @@ pub fn narrowable(args: TokenStream, input: TokenStream) -> TokenStream {
     TokenStream::from(expanded)
 }
 
-#[cfg(feature = "rustgc")]
+#[cfg(feature = "alloy")]
 #[proc_macro_attribute]
-pub fn narrowable_rustgc(args: TokenStream, input: TokenStream) -> TokenStream {
+pub fn narrowable_alloy(args: TokenStream, input: TokenStream) -> TokenStream {
     let args = parse_macro_input!(args as AttributeArgs);
     let input = parse_macro_input!(input as ItemTrait);
     if args.len() != 1 {