1 files changed, 1 insertions, 1 deletions
diff --git a/compiler/rustc_attr_parsing/src/attributes/inline.rs b/compiler/rustc_attr_parsing/src/attributes/inline.rs
index 101fa71b8a6..39d5ff85d9f 100644
--- a/compiler/rustc_attr_parsing/src/attributes/inline.rs
+++ b/compiler/rustc_attr_parsing/src/attributes/inline.rs
@@ -49,7 +49,7 @@ impl<S: Stage> SingleAttributeParser<S> for InlineParser {
                         Some(AttributeKind::Inline(InlineAttr::Never, cx.attr_span))
                     }
                     _ => {
-                        cx.expected_specific_argument(l.span(), vec!["always", "never"]);
+                        cx.expected_specific_argument(l.span(), &[sym::always, sym::never]);
                         return None;
                     }
                 }