diff --git a/posthog/hogql_queries/lifecycle_query_runner.py b/posthog/hogql_queries/lifecycle_query_runner.py
index ac41f76dd45cb..c7bebc76be062 100644
--- a/posthog/hogql_queries/lifecycle_query_runner.py
+++ b/posthog/hogql_queries/lifecycle_query_runner.py
@@ -85,7 +85,7 @@ def to_persons_query(self) -> ast.SelectQuery | ast.SelectUnionQuery:
                 placeholders={"events_query": self.events_query},
             )
 
-    def calculate(self) -> LifecycleQueryResponse:
+    def calculate(self):
         response = execute_hogql_query(
             query_type="LifecycleQuery",
             query=self.to_query(),
diff --git a/posthog/hogql_queries/query_runner.py b/posthog/hogql_queries/query_runner.py
index be248fed49c82..ce7a8505d8647 100644
--- a/posthog/hogql_queries/query_runner.py
+++ b/posthog/hogql_queries/query_runner.py
@@ -60,7 +60,7 @@ def __init__(self, query: InsightQueryNode | Dict[str, Any], team: Team, timings
         self.team = team
         self.timings = timings or HogQLTimings()
         if isinstance(query, self.query_type):
-            self.query = query
+            self.query = query  # type: ignore
         else:
             self.query = self.query_type.model_validate(query)
 
diff --git a/posthog/hogql_queries/test/test_query_runner.py b/posthog/hogql_queries/test/test_query_runner.py
index cfa42ad1cb474..e9b6e13b85612 100644
--- a/posthog/hogql_queries/test/test_query_runner.py
+++ b/posthog/hogql_queries/test/test_query_runner.py
@@ -76,6 +76,8 @@ def test_cache_key(self):
     def test_cache_key_different_timezone(self):
         TestQueryRunner = self.setup_test_query_runner_class()
         team = Team.objects.create(pk=42, organization=self.organization)
+        team.timezone = "Europe/Vienna"
+        team.save()
 
         runner = TestQueryRunner(query={"some_attr": "bla"}, team=team)  # type: ignore