1 files changed, 4 insertions, 6 deletions

diff --git a/crates/hir_ty/src/lower.rs b/crates/hir_ty/src/lower.rs
index 2a4ad9172..b4c650fa1 100644
--- a/crates/hir_ty/src/lower.rs
+++ b/crates/hir_ty/src/lower.rs
@@ -160,21 +160,19 @@ impl<'a> TyLoweringContext<'a> {
             }
             TypeRef::RawPtr(inner, mutability) => {
                 let inner_ty = self.lower_ty(inner);
-                TyKind::Raw(lower_to_chalk_mutability(*mutability), Substs::single(inner_ty))
-                    .intern(&Interner)
+                TyKind::Raw(lower_to_chalk_mutability(*mutability), inner_ty).intern(&Interner)
             }
             TypeRef::Array(inner) => {
                 let inner_ty = self.lower_ty(inner);
-                TyKind::Array(Substs::single(inner_ty)).intern(&Interner)
+                TyKind::Array(inner_ty).intern(&Interner)
             }
             TypeRef::Slice(inner) => {
                 let inner_ty = self.lower_ty(inner);
-                TyKind::Slice(Substs::single(inner_ty)).intern(&Interner)
+                TyKind::Slice(inner_ty).intern(&Interner)
             }
             TypeRef::Reference(inner, _, mutability) => {
                 let inner_ty = self.lower_ty(inner);
-                TyKind::Ref(lower_to_chalk_mutability(*mutability), Substs::single(inner_ty))
-                    .intern(&Interner)
+                TyKind::Ref(lower_to_chalk_mutability(*mutability), inner_ty).intern(&Interner)
             }
             TypeRef::Placeholder => TyKind::Unknown.intern(&Interner),
             TypeRef::Fn(params, is_varargs) => {