diff --git a/planetstack/observer/steps/sync_slivers.py b/planetstack/observer/steps/sync_slivers.py
index adab39d..e119b0e 100644
--- a/planetstack/observer/steps/sync_slivers.py
+++ b/planetstack/observer/steps/sync_slivers.py
@@ -7,21 +7,25 @@
 class SyncSlivers(OpenStackSyncStep):
 	provides=[Sliver]
 	requested_interval=0
+
+    def fetch_pending(self):
+        return Sliver.objects.filter(Q(enacted__lt=F('updated')) | Q(enacted=None))
+
 	def sync_record(self, slice):
 		if not sliver.instance_id:
-				nics = self.get_requested_networks(sliver.slice)
-				file("/tmp/scott-manager","a").write("slice: %s\nreq: %s\n" % (str(sliver.slice.name), str(nics)))
-				slice_memberships = SliceMembership.objects.filter(slice=sliver.slice)
-				pubkeys = [sm.user.public_key for sm in slice_memberships if sm.user.public_key]
-				pubkeys.append(sliver.creator.public_key)
-				instance = self.driver.spawn_instance(name=sliver.name,
-									key_name = sliver.creator.keyname,
-									image_id = sliver.image.image_id,
-									hostname = sliver.node.name,
-									pubkeys = pubkeys,
-									nics = nics )
-				sliver.instance_id = instance.id
-				sliver.instance_name = getattr(instance, 'OS-EXT-SRV-ATTR:instance_name')
+            nics = self.get_requested_networks(sliver.slice)
+            file("/tmp/scott-manager","a").write("slice: %s\nreq: %s\n" % (str(sliver.slice.name), str(nics)))
+            slice_memberships = SliceMembership.objects.filter(slice=sliver.slice)
+            pubkeys = [sm.user.public_key for sm in slice_memberships if sm.user.public_key]
+            pubkeys.append(sliver.creator.public_key)
+            instance = self.driver.spawn_instance(name=sliver.name,
+                                key_name = sliver.creator.keyname,
+                                image_id = sliver.image.image_id,
+                                hostname = sliver.node.name,
+                                pubkeys = pubkeys,
+                                nics = nics )
+            sliver.instance_id = instance.id
+            sliver.instance_name = getattr(instance, 'OS-EXT-SRV-ATTR:instance_name')
 
 		if sliver.instance_id and ("numberCores" in sliver.changed_fields):
 			self.driver.update_instance_metadata(sliver.instance_id, {"cpu_cores": str(sliver.numberCores)})