diff --git a/src/hb-array.hh b/src/hb-array.hh
index 5baeb6f7f..410d72a1f 100644
--- a/src/hb-array.hh
+++ b/src/hb-array.hh
@@ -220,11 +220,8 @@ struct hb_array_t : hb_iter_with_fallback_t<hb_array_t<Type>, Type&>
     if (end < start + 2)
       return;
 
-    for (unsigned lhs = start, rhs = end - 1; lhs < rhs; lhs++, rhs--) {
-      Type temp = arrayZ[rhs];
-      arrayZ[rhs] = arrayZ[lhs];
-      arrayZ[lhs] = temp;
-    }
+    for (unsigned lhs = start, rhs = end - 1; lhs < rhs; lhs++, rhs--)
+      hb_swap (arrayZ[rhs], arrayZ[lhs]);
   }
 
   hb_array_t sub_array (unsigned int start_offset = 0, unsigned int *seg_count = nullptr /* IN/OUT */) const