diff --git a/scst/src/scst_lib.c b/scst/src/scst_lib.c
index 30a86be3f..17b5cb7d7 100644
--- a/scst/src/scst_lib.c
+++ b/scst/src/scst_lib.c
@@ -1533,6 +1533,12 @@ static const struct scst_sdbops scst_scsi_op_table[] = {
 	 .info_op_flags = FLAG_NONE,
 	 .info_len_off = 6, .info_len_len = 4,
 	 .get_cdb_info = get_cdb_info_len_4},
+	{.ops = 0xAB, .devkey = " O              ",
+	 .info_op_name = "SERVICE ACTION IN(12)",
+	 .info_data_direction = SCST_DATA_READ,
+	 .info_op_flags = FLAG_NONE,
+	 .info_len_off = 6, .info_len_len = 4,
+	 .get_cdb_info = get_cdb_info_len_4},
 	{.ops = 0xAC, .devkey = "       O        ",
 	 .info_op_name = "ERASE(12)",
 	 .info_data_direction = SCST_DATA_NONE,