diff --git a/crates/ruma-events-macros/src/event_enum.rs b/crates/ruma-events-macros/src/event_enum.rs
index 907d8028..ba2516d9 100644
--- a/crates/ruma-events-macros/src/event_enum.rs
+++ b/crates/ruma-events-macros/src/event_enum.rs
@@ -400,7 +400,7 @@ fn expand_content_enum(
     let event_content_impl = quote! {
         #[automatically_derived]
         impl #ruma_events::EventContent for #ident {
-            fn event_type(&self) -> &str {
+            fn event_type(&self) -> &::std::primitive::str {
                 match self {
                     #( #variant_arms(content) => content.event_type(), )*
                     Self::Custom(content) => content.event_type(),