diff --git a/tests/test_cot_verify.py b/tests/test_cot_verify.py
index 7a73354a..08c67ca7 100644
--- a/tests/test_cot_verify.py
+++ b/tests/test_cot_verify.py
@@ -1087,12 +1087,16 @@ async def fake_load(*args, **kwargs):
 )
 @pytest.mark.asyncio
 async def test_populate_jsone_context_gecko_trees(mocker, chain, decision_link, action_link, cron_link, tasks_for, expected, raises):
+    async def get_project(*args, **kwargs):
+        return "mozilla-central"
+
     async def get_scm_level(*args, **kwargs):
         return "1"
 
     async def get_pushlog_info(*args, **kwargs):
         return {"pushes": {1: {"user": "some-user", "date": 1500000000, "changesets": [{"desc": " ", "parents": ["baserev"]}]}}}
 
+    mocker.patch.object(cotverify, "get_project", get_project)
     mocker.patch.object(cotverify, "get_scm_level", get_scm_level)
     mocker.patch.object(cotverify, "get_pushlog_info", get_pushlog_info)
     mocker.patch.object(cotverify, "load_json_or_yaml", return_value={})
@@ -1149,7 +1153,12 @@ async def get_release_mock(release_name, *args, **kwargs):
 
 @pytest.mark.parametrize("has_triggered_by", (True, False))
 @pytest.mark.asyncio
-async def test_populate_jsone_context_git_cron(mobile_chain, mobile_cron_link, has_triggered_by):
+async def test_populate_jsone_context_git_cron(mocker, mobile_chain, mobile_cron_link, has_triggered_by):
+    async def get_scm_level(*args, **kwargs):
+        return "3"
+
+    mocker.patch.object(cotverify, "get_scm_level", get_scm_level)
+
     if has_triggered_by:
         mobile_cron_link.task["payload"]["env"]["MOBILE_TRIGGERED_BY"] = "TaskclusterHook"
 
diff --git a/tests/test_task.py b/tests/test_task.py
index 121a521c..9e075288 100644
--- a/tests/test_task.py
+++ b/tests/test_task.py
@@ -246,6 +246,12 @@ def test_get_worker_type(task, result):
 @pytest.mark.asyncio
 async def test_get_project(context, mobile_context, source_url, expected, raises, context_type):
     context_ = mobile_context if context_type == "mobile" else context
+    context_.projects = {
+        "mozilla-central": {"repo": "https://hg.mozilla.org/mozilla-central", "repo_type": "hg", "access": "scm_level_3"},
+        "mozilla-esr115": {"repo": "https://hg.mozilla.org/releases/mozilla-esr115", "repo_type": "hg", "access": "scm_level_3"},
+        "try": {"repo": "https://hg.mozilla.org/try", "repo_type": "hg", "access": "scm_level_1"},
+    }
+    context_._projects_timestamp = time.time()
 
     if raises:
         with pytest.raises(ValueError):
diff --git a/tests/test_task_process.py b/tests/test_task_process.py
index 1f9d9136..fc84eb55 100644
--- a/tests/test_task_process.py
+++ b/tests/test_task_process.py
@@ -30,15 +30,20 @@ def mock_kill(_, __):
 
 
 @pytest.mark.asyncio
-async def test_stop_handle_process_lookup_error():
+async def test_stop_handle_process_lookup_error(monkeypatch):
+    def mock_kill(_, __):
+        raise ProcessLookupError()
+
     process = MagicMock()
-    process.terminate.side_effect = ProcessLookupError
     task_process = TaskProcess(process)
+
+    monkeypatch.setattr(os, "kill", mock_kill)
     await task_process.stop()
 
 
 @pytest.mark.asyncio
-async def test_set_killed_due_to_worker_shutdown():
+async def test_set_killed_due_to_worker_shutdown(mocker):
+    mocker.patch.object(os, "kill")
     task_process = TaskProcess(MagicMock())
     assert task_process.stopped_due_to_worker_shutdown is False
     await task_process.worker_shutdown_stop()