diff --git a/io-scenario/io.yaml b/io-scenario/io.yaml
index df2bc51..deb4b99 100644
--- a/io-scenario/io.yaml
+++ b/io-scenario/io.yaml
@@ -2,7 +2,7 @@
     -
         args:
             flavor:
-                name: "m1.small"
+                name: "ceph.512"
             image:
                 name: "ubuntu"