1 files changed, 2 insertions, 2 deletions
diff --git a/compiler/rustc_mir_transform/src/check_alignment.rs b/compiler/rustc_mir_transform/src/check_alignment.rs
index 9eec724ef21..b71c5894ff7 100644
--- a/compiler/rustc_mir_transform/src/check_alignment.rs
+++ b/compiler/rustc_mir_transform/src/check_alignment.rs
@@ -5,7 +5,7 @@ use rustc_middle::mir::{
     interpret::Scalar,
     visit::{MutatingUseContext, NonMutatingUseContext, PlaceContext, Visitor},
 };
-use rustc_middle::ty::{self, ParamEnv, Ty, TyCtxt, TypeAndMut};
+use rustc_middle::ty::{self, ParamEnv, Ty, TyCtxt};
 use rustc_session::Session;
 
 pub struct CheckAlignment;
@@ -157,7 +157,7 @@ fn insert_alignment_check<'tcx>(
     new_block: BasicBlock,
 ) {
     // Cast the pointer to a *const ()
-    let const_raw_ptr = Ty::new_ptr(tcx, TypeAndMut { ty: tcx.types.unit, mutbl: Mutability::Not });
+    let const_raw_ptr = Ty::new_imm_ptr(tcx, tcx.types.unit);
     let rvalue = Rvalue::Cast(CastKind::PtrToPtr, Operand::Copy(pointer), const_raw_ptr);
     let thin_ptr = local_decls.push(LocalDecl::with_source_info(const_raw_ptr, source_info)).into();
     block_data