diff --git a/scripts/config.sh b/scripts/config.sh
index 2283eee..2937edc 100644
--- a/scripts/config.sh
+++ b/scripts/config.sh
@@ -1,4 +1,4 @@
-FLAVOR_NAME="disk_io_perf.256"
+FLAVOR_NAME="disk_io_perf.1024"
 SERV_GROUP="disk_io_perf.aa"
 KEYPAIR_NAME="disk_io_perf"
 IMAGE_NAME="disk_io_perf"
@@ -10,3 +10,4 @@
 VM_COUNT="x1"
 TESTER_TYPE="iozone"
 RUNNER="ssh"
+SECGROUP='disk_io_perf'