diff --git a/src/backend/tests/conftest.py b/src/backend/tests/conftest.py
index 70d73b888..60ec48ce5 100644
--- a/src/backend/tests/conftest.py
+++ b/src/backend/tests/conftest.py
@@ -63,9 +63,6 @@ def blockbuster(request):
                 "io.TextIOWrapper.read",
             ]:
                 bb.functions[func].can_block_functions.append(("importlib_metadata/__init__.py", {"metadata"}))
-            for func in bb.functions:
-                if func.startswith("sqlite3."):
-                    bb.functions[func].deactivate()
             bb.functions["threading.Lock.acquire"].deactivate()
             yield bb
 
diff --git a/src/backend/tests/unit/test_login.py b/src/backend/tests/unit/test_login.py
index 7b01a5f0c..d045a0407 100644
--- a/src/backend/tests/unit/test_login.py
+++ b/src/backend/tests/unit/test_login.py
@@ -35,10 +35,10 @@ async def test_login_unsuccessful_wrong_username(client):
     assert response.json()["detail"] == "Incorrect username or password"
 
 
-async def test_login_unsuccessful_wrong_password(client, test_user, session):
+async def test_login_unsuccessful_wrong_password(client, test_user, async_session):
     # Adding the test user to the database
-    session.add(test_user)
-    session.commit()
+    async_session.add(test_user)
+    await async_session.commit()
 
     response = await client.post("api/v1/login", data={"username": "testuser", "password": "wrongpassword"})
     assert response.status_code == 401
diff --git a/src/backend/tests/unit/test_messages.py b/src/backend/tests/unit/test_messages.py
index 808caa141..3ffb96afa 100644
--- a/src/backend/tests/unit/test_messages.py
+++ b/src/backend/tests/unit/test_messages.py
@@ -38,7 +38,7 @@ async def created_message():
 
 
 @pytest.fixture
-async def created_messages(session):  # noqa: ARG001
+async def created_messages(async_session):  # noqa: ARG001
     async with async_session_scope() as _session:
         messages = [
             MessageCreate(text="Test message 1", sender="User", sender_name="User", session_id="session_id2"),