diff --git a/clean-cassandra.sh b/clean-cassandra.sh
new file mode 100755
index 0000000..a8a88eb
--- /dev/null
+++ b/clean-cassandra.sh
@@ -0,0 +1,7 @@
+#! /usr/bin/expect
+set timeout 5
+spawn ~/apache-cassandra-1.1.4/bin/cassandra-cli
+expect "\[default\@unknown\]"
+send "drop onos;\r"
+expect "\[default@unknown\]"
+send "quit;\r"