diff --git a/t/t_mpi_addsub.c b/t/t_mpi_addsub.c
index d61bb64..f9f5d66 100644
--- a/t/t_mpi_addsub.c
+++ b/t/t_mpi_addsub.c
@@ -517,7 +517,7 @@ static struct t_sub_case {
 		"| |1| - |1| | == 0",
 		{                                                 0x01 },  1, 0,
 		{                                                 0x01 },  1, 0,
-		{                                                 0x02 },  0, 0,
+		{                                                      },  0, 0,
 	},
 	{
 		"| |0| - |-1| | == 1",