diff --git a/strum/src/lib.rs b/strum/src/lib.rs
index ed50ea70..18a8af7e 100644
--- a/strum/src/lib.rs
+++ b/strum/src/lib.rs
@@ -168,7 +168,7 @@ pub trait EnumProperty {
 
 /// A cheap reference-to-reference conversion. Used to convert a value to a
 /// reference value with `'static` lifetime within generic code.
-/// #[deprecated(since="0.13.0", note="please use `#[derive(IntoStaticStr)]` instead")]
+#[deprecated(since="0.22.0", note="please use `#[derive(IntoStaticStr)]` instead")]
 pub trait AsStaticRef<T>
 where
     T: ?Sized,
diff --git a/strum_macros/src/lib.rs b/strum_macros/src/lib.rs
index a6009a25..b49da1e6 100644
--- a/strum_macros/src/lib.rs
+++ b/strum_macros/src/lib.rs
@@ -191,6 +191,7 @@ pub fn variant_names(input: proc_macro::TokenStream) -> proc_macro::TokenStream
 }
 
 #[proc_macro_derive(AsStaticStr, attributes(strum))]
+#[deprecated(since="0.22.0", note="please use `#[derive(IntoStaticStr)]` instead")]
 pub fn as_static_str(input: proc_macro::TokenStream) -> proc_macro::TokenStream {
     let ast = syn::parse_macro_input!(input as DeriveInput);