diff --git a/clippy_lints/src/ptr.rs b/clippy_lints/src/ptr.rs
index d88409c356e91..fc550936165e6 100644
--- a/clippy_lints/src/ptr.rs
+++ b/clippy_lints/src/ptr.rs
@@ -505,13 +505,13 @@ fn check_mut_from_ref<'tcx>(cx: &LateContext<'tcx>, sig: &FnSig<'_>, body: Optio
     if let FnRetTy::Return(ty) = sig.decl.output
         && let Some((out, Mutability::Mut, _)) = get_ref_lm(ty)
     {
-        let out_region = cx.tcx.named_region(out.hir_id);
+        let out_region = cx.tcx.named_bound_var(out.hir_id);
         let args: Option<Vec<_>> = sig
             .decl
             .inputs
             .iter()
             .filter_map(get_ref_lm)
-            .filter(|&(lt, _, _)| cx.tcx.named_region(lt.hir_id) == out_region)
+            .filter(|&(lt, _, _)| cx.tcx.named_bound_var(lt.hir_id) == out_region)
             .map(|(_, mutability, span)| (mutability == Mutability::Not).then_some(span))
             .collect();
         if let Some(args) = args