1 files changed, 5 insertions, 6 deletions
diff --git a/src/tools/rust-analyzer/crates/hir-ty/src/lang_items.rs b/src/tools/rust-analyzer/crates/hir-ty/src/lang_items.rs
index afc54e729..5308c7216 100644
--- a/src/tools/rust-analyzer/crates/hir-ty/src/lang_items.rs
+++ b/src/tools/rust-analyzer/crates/hir-ty/src/lang_items.rs
@@ -1,20 +1,19 @@
 //! Functions to detect special lang items
 
-use hir_def::{AdtId, HasModule};
-use hir_expand::name;
+use hir_def::{lang_item::LangItem, AdtId, HasModule};
 
 use crate::db::HirDatabase;
 
 pub fn is_box(adt: AdtId, db: &dyn HirDatabase) -> bool {
-    let owned_box = name![owned_box].to_smol_str();
     let krate = adt.module(db.upcast()).krate();
-    let box_adt = db.lang_item(krate, owned_box).and_then(|it| it.as_struct()).map(AdtId::from);
+    let box_adt =
+        db.lang_item(krate, LangItem::OwnedBox).and_then(|it| it.as_struct()).map(AdtId::from);
     Some(adt) == box_adt
 }
 
 pub fn is_unsafe_cell(adt: AdtId, db: &dyn HirDatabase) -> bool {
-    let owned_box = name![unsafe_cell].to_smol_str();
     let krate = adt.module(db.upcast()).krate();
-    let box_adt = db.lang_item(krate, owned_box).and_then(|it| it.as_struct()).map(AdtId::from);
+    let box_adt =
+        db.lang_item(krate, LangItem::UnsafeCell).and_then(|it| it.as_struct()).map(AdtId::from);
     Some(adt) == box_adt
 }