diff --git a/crates/nocontrol/src/control_plane/backing_store.rs b/crates/nocontrol/src/control_plane/backing_store.rs
index 7a905cf..c4c6d5d 100644
--- a/crates/nocontrol/src/control_plane/backing_store.rs
+++ b/crates/nocontrol/src/control_plane/backing_store.rs
@@ -28,7 +28,7 @@ impl<T: Specification> BackingStore<T> {
         &self,
         worker_id: &WorkerId,
     ) -> anyhow::Result<Vec<ManifestState<T>>> {
-        let now = jiff::Timestamp::now().checked_sub(1.second())?;
+        let now = jiff::Timestamp::now().checked_sub(10.second())?;
         let manifests = self
             .manifests
             .read()
@@ -36,7 +36,7 @@ impl<T: Specification> BackingStore<T> {
             .iter()
             .filter(|m| match &m.lease {
                 Some(lease) if lease.last_seen < now => true,
-                Some(lease) if &lease.owner == worker_id => true,
+                Some(lease) if &lease.owner == worker_id && lease.last_seen > now => true,
                 Some(_lease) => false,
                 None => true,
             })