diff --git a/bookwyrm/redis_store.py b/bookwyrm/redis_store.py
index 578cb5503..fa5c73a53 100644
--- a/bookwyrm/redis_store.py
+++ b/bookwyrm/redis_store.py
@@ -65,10 +65,6 @@ class RedisStore(ABC):
         pipeline = r.pipeline()
         queryset = self.get_objects_for_store(store)
 
-        # first, remove everything currently in it
-        pipeline.delete(store)
-
-        # now, add everything back
         for obj in queryset[: self.max_length]:
             pipeline.zadd(store, self.get_value(obj))