unpause paused instances before terminating
diff --git a/tools/xen/build_domU.sh b/tools/xen/build_domU.sh
index 8e40225..c7bb3d1 100755
--- a/tools/xen/build_domU.sh
+++ b/tools/xen/build_domU.sh
@@ -229,6 +229,7 @@
 # Destroy any instances that were launched
 for uuid in `xe vm-list | grep -1 instance | grep uuid | sed "s/.*\: //g"`; do
     echo "Shutting down nova instance $uuid"
+    xe vm-unpause uuid=$uuid || true
     xe vm-shutdown uuid=$uuid
     xe vm-destroy uuid=$uuid
 done