diff --git a/planetstack/observer/steps/sync_slivers.py b/planetstack/observer/steps/sync_slivers.py
index e119b0e..74a1b50 100644
--- a/planetstack/observer/steps/sync_slivers.py
+++ b/planetstack/observer/steps/sync_slivers.py
@@ -5,14 +5,14 @@
 from core.models.sliver import Sliver
 
 class SyncSlivers(OpenStackSyncStep):
-	provides=[Sliver]
-	requested_interval=0
+    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:
+    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)
@@ -27,7 +27,7 @@
             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)})
+        if sliver.instance_id and ("numberCores" in sliver.changed_fields):
+            self.driver.update_instance_metadata(sliver.instance_id, {"cpu_cores": str(sliver.numberCores)})
 
-		sliver.save()	
+        sliver.save()