1 files changed, 1 insertions, 1 deletions
diff --git a/parse.y b/parse.y
index 82adf171c2..c86649736e 100644
--- a/parse.y
+++ b/parse.y
@@ -5299,7 +5299,7 @@ coverage(const char *f, int n)
 	VALUE lines = rb_ary_new2(n);
 	int i;
 	RBASIC(lines)->klass = 0;
-	for (i = 0; i < n; i++) RARRAY_PTR(lines)[i] = Qnil;
+	for (i = 0; i < n; i++) RARRAY_ASET(lines, i, Qnil);
 	RARRAY(lines)->as.heap.len = n;
 	rb_hash_aset(coverages, fname, lines);
 	return lines;