diff --git a/exercises/bundle.sh b/exercises/bundle.sh
index ca35c9a..d5c78af 100755
--- a/exercises/bundle.sh
+++ b/exercises/bundle.sh
@@ -46,3 +46,6 @@
     echo "Image $AMI not available within $REGISTER_TIMEOUT seconds"
     exit 1
 fi
+
+# Clean up
+euca-deregister $AMI