diff --git a/posthog/api/property_definition.py b/posthog/api/property_definition.py
index 983b49c1ff0e0..751b804c8e9fb 100644
--- a/posthog/api/property_definition.py
+++ b/posthog/api/property_definition.py
@@ -143,7 +143,7 @@ def with_properties_to_filter(self, properties_to_filter: Optional[str]) -> "Que
             return dataclasses.replace(
                 self,
                 name_filter="AND name = ANY(%(names)s)",
-                params={**self.params, "names": tuple(properties_to_filter.split(","))},
+                params={**self.params, "names": properties_to_filter.split(",")},
             )
         else:
             return self
@@ -227,7 +227,7 @@ def with_event_property_filter(
             event_name_join_filter=event_name_join_filter,
             event_name_filter=event_name_filter,
             event_property_join_type="INNER JOIN" if filter_by_event_names else "LEFT JOIN",
-            params={**self.params, "event_names": tuple(event_names or [])},
+            params={**self.params, "event_names": event_names or []},
         )
 
     def with_search(self, search_query: str, search_kwargs: Dict) -> "QueryContext":
@@ -241,7 +241,7 @@ def with_excluded_properties(self, excluded_properties: Optional[str], type: str
         if excluded_properties:
             excluded_properties = json.loads(excluded_properties)
 
-        excluded_list = tuple(
+        excluded_list = list(
             set.union(
                 set(excluded_properties or []),
                 EVENTS_HIDDEN_PROPERTY_DEFINITIONS if type == "event" else [],
diff --git a/posthog/tasks/usage_report.py b/posthog/tasks/usage_report.py
index a9a06ecbff7c5..d43b20e9c98af 100644
--- a/posthog/tasks/usage_report.py
+++ b/posthog/tasks/usage_report.py
@@ -23,7 +23,7 @@
 from django.db import connection
 from django.db.models import Count, Q
 from posthoganalytics.client import Client
-from psycopg2 import sql
+from psycopg import sql
 from sentry_sdk import capture_exception
 
 from posthog import version_requirement
diff --git a/posthog/temporal/tests/test_squash_person_overrides_workflow.py b/posthog/temporal/tests/test_squash_person_overrides_workflow.py
index 8cde17ccb42d1..bb463e6f20627 100644
--- a/posthog/temporal/tests/test_squash_person_overrides_workflow.py
+++ b/posthog/temporal/tests/test_squash_person_overrides_workflow.py
@@ -5,7 +5,7 @@
 from typing import TypedDict
 from uuid import UUID, uuid4
 
-import psycopg2
+import psycopg
 import pytest
 from django.conf import settings
 from freezegun.api import freeze_time
@@ -794,8 +794,8 @@ def django_db_setup_fixture():
 
 @pytest.fixture
 def pg_connection():
-    """Manage a Postgres connection with psycopg2."""
-    conn = psycopg2.connect(
+    """Manage a Postgres connection with psycopg."""
+    conn = psycopg.connect(
         dbname=settings.DATABASES["default"]["NAME"],
         user=settings.DATABASES["default"]["USER"],
         password=settings.DATABASES["default"]["PASSWORD"],
diff --git a/posthog/temporal/workflows/squash_person_overrides.py b/posthog/temporal/workflows/squash_person_overrides.py
index 1386964339589..3b97cbe298bca 100644
--- a/posthog/temporal/workflows/squash_person_overrides.py
+++ b/posthog/temporal/workflows/squash_person_overrides.py
@@ -6,7 +6,7 @@
 from typing import AsyncIterator, Iterable, NamedTuple
 from uuid import UUID
 
-import psycopg2
+import psycopg
 from temporalio import activity, workflow
 from temporalio.common import RetryPolicy
 
@@ -446,7 +446,7 @@ async def delete_squashed_person_overrides_from_postgres(inputs: QueryInputs) ->
     from django.conf import settings
 
     activity.logger.info("Deleting squashed persons from Postgres")
-    with psycopg2.connect(
+    with psycopg.connect(
         dbname=settings.DATABASES["default"]["NAME"],
         user=settings.DATABASES["default"]["USER"],
         password=settings.DATABASES["default"]["PASSWORD"],