1 files changed, 1 insertions, 1 deletions

diff --git a/modules/zfssnap/zfssnap.py b/modules/zfssnap/zfssnap.py
index e77f11f3..4e8a4475 100644
--- a/modules/zfssnap/zfssnap.py
+++ b/modules/zfssnap/zfssnap.py
@@ -73,7 +73,7 @@ def prune(config, dry_run, keep_newest):
         reader = csv.reader(text_stdout, delimiter='\t', quoting=csv.QUOTE_NONE)
         Row = namedtuple('Row', ['name', 'timestamp'])
         for row in map(Row._make, reader):
-            if row.name is not in prunable_snapshots:
+            if row.name not in prunable_snapshots:
                 continue
 
             creation = datetime.fromtimestamp(int(row.timestamp), timezone.utc)