diff --git a/clippy_utils/src/qualify_min_const_fn.rs b/clippy_utils/src/qualify_min_const_fn.rs
index 06220f91c745..1484b8c8bcc4 100644
--- a/clippy_utils/src/qualify_min_const_fn.rs
+++ b/clippy_utils/src/qualify_min_const_fn.rs
@@ -194,7 +194,6 @@ fn check_rvalue<'tcx>(
                 ))
             }
         },
-        Rvalue::ShallowInitBox(_, _) => Ok(()),
         Rvalue::UnaryOp(_, operand) => {
             let ty = operand.ty(body, cx.tcx);
             if ty.is_integral() || ty.is_bool() {