diff --git a/pageserver/src/page_service.rs b/pageserver/src/page_service.rs
index c21d5a6acc..ebcff1f2ac 100644
--- a/pageserver/src/page_service.rs
+++ b/pageserver/src/page_service.rs
@@ -494,22 +494,22 @@ impl PageServerHandler {
                             PagestreamFeMessage::Exists(req) => SMGR_QUERY_TIME
                                 .with_label_values(&["get_rel_exists", &tenant_id, &timeline_id])
                                 .observe_closure_duration(|| {
-                                    self.handle_get_rel_exists_request(timeline.as_ref(), &req)
+                                    self.handle_get_rel_exists_request(&timeline, &req)
                                 }),
                             PagestreamFeMessage::Nblocks(req) => SMGR_QUERY_TIME
                                 .with_label_values(&["get_rel_size", &tenant_id, &timeline_id])
                                 .observe_closure_duration(|| {
-                                    self.handle_get_nblocks_request(timeline.as_ref(), &req)
+                                    self.handle_get_nblocks_request(&timeline, &req)
                                 }),
                             PagestreamFeMessage::GetPage(req) => SMGR_QUERY_TIME
                                 .with_label_values(&["get_page_at_lsn", &tenant_id, &timeline_id])
                                 .observe_closure_duration(|| {
-                                    self.handle_get_page_at_lsn_request(timeline.as_ref(), &req)
+                                    self.handle_get_page_at_lsn_request(&timeline, &req)
                                 }),
                             PagestreamFeMessage::DbSize(req) => SMGR_QUERY_TIME
                                 .with_label_values(&["get_db_size", &tenant_id, &timeline_id])
                                 .observe_closure_duration(|| {
-                                    self.handle_db_size_request(timeline.as_ref(), &req)
+                                    self.handle_db_size_request(&timeline, &req)
                                 }),
                         };
 
diff --git a/pageserver/src/pgdatadir_mapping.rs b/pageserver/src/pgdatadir_mapping.rs
index 0ace850a82..0f0bb1ed53 100644
--- a/pageserver/src/pgdatadir_mapping.rs
+++ b/pageserver/src/pgdatadir_mapping.rs
@@ -1391,7 +1391,7 @@ fn is_slru_block_key(key: Key) -> bool {
 
 #[cfg(test)]
 pub fn create_test_timeline(
-    repo: crate::layered_repository::Repository,
+    repo: &crate::layered_repository::Repository,
     timeline_id: utils::zid::ZTimelineId,
 ) -> Result<std::sync::Arc<Timeline>> {
     let tline = repo.create_empty_timeline(timeline_id, Lsn(8))?;
diff --git a/pageserver/src/walingest.rs b/pageserver/src/walingest.rs
index f3789d43e3..c0965e7a22 100644
--- a/pageserver/src/walingest.rs
+++ b/pageserver/src/walingest.rs
@@ -1062,7 +1062,7 @@ mod tests {
     #[test]
     fn test_relsize() -> Result<()> {
         let repo = RepoHarness::create("test_relsize")?.load();
-        let tline = create_test_timeline(repo, TIMELINE_ID)?;
+        let tline = create_test_timeline(&repo, TIMELINE_ID)?;
         let mut walingest = init_walingest_test(&*tline)?;
 
         let mut m = tline.begin_modification(Lsn(0x20));
@@ -1190,7 +1190,7 @@ mod tests {
     #[test]
     fn test_drop_extend() -> Result<()> {
         let repo = RepoHarness::create("test_drop_extend")?.load();
-        let tline = create_test_timeline(repo, TIMELINE_ID)?;
+        let tline = create_test_timeline(&repo, TIMELINE_ID)?;
         let mut walingest = init_walingest_test(&*tline)?;
 
         let mut m = tline.begin_modification(Lsn(0x20));
@@ -1230,7 +1230,7 @@ mod tests {
     #[test]
     fn test_truncate_extend() -> Result<()> {
         let repo = RepoHarness::create("test_truncate_extend")?.load();
-        let tline = create_test_timeline(repo, TIMELINE_ID)?;
+        let tline = create_test_timeline(&repo, TIMELINE_ID)?;
         let mut walingest = init_walingest_test(&*tline)?;
 
         // Create a 20 MB relation (the size is arbitrary)
@@ -1318,7 +1318,7 @@ mod tests {
     #[test]
     fn test_large_rel() -> Result<()> {
         let repo = RepoHarness::create("test_large_rel")?.load();
-        let tline = create_test_timeline(repo, TIMELINE_ID)?;
+        let tline = create_test_timeline(&repo, TIMELINE_ID)?;
         let mut walingest = init_walingest_test(&*tline)?;
 
         let mut lsn = 0x10;