diff --git a/CHANGELOG.md b/CHANGELOG.md
index e1bfe05..0630c4c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,7 +8,16 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 <!-- insertion marker -->
 ## Unreleased
 
-<small>[Compare with latest](https://github.com/AllenInstitute/npc_lims/compare/v0.1.163...HEAD)</small>
+<small>[Compare with latest](https://github.com/AllenInstitute/npc_lims/compare/v0.1.164...HEAD)</small>
+
+### Fixed
+
+- Fix cached iteratator bug ([a2a578d](https://github.com/AllenInstitute/npc_lims/commit/a2a578db071280a79811a08ec1f93143d620354a) by bjhardcastle).
+
+<!-- insertion marker -->
+## [v0.1.164](https://github.com/AllenInstitute/npc_lims/releases/tag/v0.1.164) - 2024-07-11
+
+<small>[Compare with v0.1.163](https://github.com/AllenInstitute/npc_lims/compare/v0.1.163...v0.1.164)</small>
 
 ### Added
 
@@ -19,7 +28,6 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 - Fix test ([925e7e0](https://github.com/AllenInstitute/npc_lims/commit/925e7e02b3e7bb256e71e860e6c10dcbc9d6ce95) by bjhardcastle).
 
-<!-- insertion marker -->
 ## [v0.1.163](https://github.com/AllenInstitute/npc_lims/releases/tag/v0.1.163) - 2024-07-10
 
 <small>[Compare with v0.1.162](https://github.com/AllenInstitute/npc_lims/compare/v0.1.162...v0.1.163)</small>
diff --git a/npc_lims b/npc_lims
index 925e7e0..a2a578d 160000
--- a/npc_lims
+++ b/npc_lims
@@ -1 +1 @@
-Subproject commit 925e7e02b3e7bb256e71e860e6c10dcbc9d6ce95
+Subproject commit a2a578db071280a79811a08ec1f93143d620354a
diff --git a/pyproject.toml b/pyproject.toml
index 12bfd64..cdc1d75 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "npc_lims"
-version = "0.1.164"
+version = "0.1.165"
 description = "Tools to fetch and update paths, metadata and state for Mindscope Neuropixels sessions, in the cloud."
 authors = [
     { name = "Arjun Sridhar", email = "arjun.sridhar@alleninstitute.org" },
diff --git a/src/npc_lims/status/tracked_sessions.py b/src/npc_lims/status/tracked_sessions.py
index 3d146bf..58e1606 100644
--- a/src/npc_lims/status/tracked_sessions.py
+++ b/src/npc_lims/status/tracked_sessions.py
@@ -6,7 +6,7 @@
 import json
 import time
 import typing
-from collections.abc import Iterator, Mapping, MutableSequence
+from collections.abc import Mapping, MutableSequence
 from typing import Any, Literal, TypedDict
 
 import npc_session
@@ -432,7 +432,9 @@ def get_session_info(
     tracked_sessions = set(
         _get_session_info_from_file(ttl_hash=_get_ttl_hash(seconds=ttl_seconds)),
     )
-    tracked_sessions.update(_get_session_info_from_data_repo(ttl_hash=_get_ttl_hash(seconds=ttl_seconds)))
+    tracked_sessions.update(
+        _get_session_info_from_data_repo(ttl_hash=_get_ttl_hash(seconds=ttl_seconds))
+    )
     if session is None:
         filtered_sessions = (
             s
@@ -528,13 +530,16 @@ def get_session_kwargs(
 
 def _get_ttl_hash(seconds=10 * 60) -> int:
     """Return the same value within `seconds` time period
-    
+
     From https://stackoverflow.com/a/55900800
     """
     return round(time.time() / seconds)
 
+
 @functools.cache
-def _get_session_info_from_data_repo(ttl_hash: int | None = None) -> tuple[SessionInfo, ...]:
+def _get_session_info_from_data_repo(
+    ttl_hash: int | None = None,
+) -> tuple[SessionInfo, ...]:
     """
     Examples:
 
@@ -554,6 +559,7 @@ def _get_session_info_from_data_repo(ttl_hash: int | None = None) -> tuple[Sessi
             all_info.append(info)
     return tuple(all_info)
 
+
 @functools.cache
 def _get_session_info_from_file(ttl_hash: int | None = None) -> tuple[SessionInfo, ...]:
     """Load yaml and parse sessions.
@@ -568,7 +574,11 @@ def _get_session_info_from_file(ttl_hash: int | None = None) -> tuple[SessionInf
     if _TRACKED_SESSIONS_FILE.suffix == ".json":
         return f(contents=json.loads(_TRACKED_SESSIONS_FILE.read_text()))
     if _TRACKED_SESSIONS_FILE.suffix == ".yaml":
-        return f(contents=yaml.load(_TRACKED_SESSIONS_FILE.read_bytes(), Loader=yaml.FullLoader))
+        return f(
+            contents=yaml.load(
+                _TRACKED_SESSIONS_FILE.read_bytes(), Loader=yaml.FullLoader
+            )
+        )
     raise ValueError(
         f"Add loader for {_TRACKED_SESSIONS_FILE.suffix}"
     )  # pragma: no cover