diff --git a/r2/r2/models/vote.py b/r2/r2/models/vote.py
index 011a2872c..eaac398f7 100644
--- a/r2/r2/models/vote.py
+++ b/r2/r2/models/vote.py
@@ -90,7 +90,7 @@ class CommentVotesByAccount(VotesByAccount):
 
 class VoteDetailsByThing(tdb_cassandra.View):
     _use_db = False
-    _ttl = 60 * 60 * 24 * 30
+    _ttl = timedelta(days=90).total_seconds()
     _fetch_all_columns = True
     _extra_schema_creation_args = dict(key_validation_class=ASCII_TYPE,
                                        default_validation_class=UTF8_TYPE)