diff --git a/bench/inputamaxv.txt b/bench/inputamaxv.txt
index 9113b8433..89f2c44f9 100644
--- a/bench/inputamaxv.txt
+++ b/bench/inputamaxv.txt
@@ -18,3 +18,4 @@ izamax_:183: Z 200 1
 izamax_:183: Z 300 100
 izamax_:183: Z 400 1
 izamax_:183: Z 500 1
+izamax_:183: Z 500 2