diff --git a/tests/sentry/sentry_apps/api/endpoints/test_organization_sentry_app_installation_details.py b/tests/sentry/sentry_apps/api/endpoints/test_organization_sentry_app_installation_details.py
index 6aac6f121df053..6247e184bb8bbe 100644
--- a/tests/sentry/sentry_apps/api/endpoints/test_organization_sentry_app_installation_details.py
+++ b/tests/sentry/sentry_apps/api/endpoints/test_organization_sentry_app_installation_details.py
@@ -10,6 +10,8 @@
 from sentry.sentry_apps.services.app import app_service
 from sentry.testutils.cases import APITestCase
 from sentry.testutils.silo import control_silo_test
+from sentry.users.services.user.service import user_service
+from sentry.utils import json
 
 
 class SentryAppInstallationDetailsTest(APITestCase):
@@ -101,9 +103,10 @@ def test_no_access_outside_install_organization(self):
 class DeleteSentryAppInstallationDetailsTest(SentryAppInstallationDetailsTest):
     @responses.activate
     @patch("sentry.analytics.record")
-    def test_delete_install(self, record, request):
+    def test_delete_install(self, record):
         responses.add(url="https://example.com/webhook", method=responses.POST, body=b"")
         self.login_as(user=self.user)
+        rpc_user = user_service.get_user(user_id=self.user.id)
         response = self.client.delete(self.url, format="json")
         assert AuditLogEntry.objects.filter(
             event=audit_log.get_event_id("SENTRY_APP_UNINSTALL")
@@ -115,6 +118,12 @@ def test_delete_install(self, record, request):
             sentry_app=self.orm_installation2.sentry_app.slug,
         )
 
+        response_body = json.loads(responses.calls[0].request.body)
+
+        assert response_body.get("installation").get("uuid") == self.orm_installation2.uuid
+        assert response_body.get("action") == "deleted"
+        assert response_body.get("actor")["id"] == rpc_user.id
+
         assert response.status_code == 204
 
     def test_member_cannot_delete_install(self):
diff --git a/tests/sentry/sentry_apps/test_sentry_app_installation_creator.py b/tests/sentry/sentry_apps/test_sentry_app_installation_creator.py
index 0c113ce2c58a46..414ac33fab96d9 100644
--- a/tests/sentry/sentry_apps/test_sentry_app_installation_creator.py
+++ b/tests/sentry/sentry_apps/test_sentry_app_installation_creator.py
@@ -87,14 +87,18 @@ def test_creates_audit_log_entry(self):
         ).exists()
 
     @responses.activate
+    # @patch("sentry.utils.sentry_apps.webhooks.send_and_save_webhook_request")
     def test_notifies_service(self):
-        responses.add(responses.POST, "https://example.com/webhook")
 
         rpc_user = user_service.get_user(user_id=self.user.id)
         with self.tasks():
-            self.run_creator()
-            assert json.loads(responses.calls[0].request.body).get("action") == "created"
-            assert json.loads(responses.calls[0].request.body).get("actor")["id"] == rpc_user.id
+            responses.add(responses.POST, "https://example.com/webhook")
+            install = self.run_creator()
+            response_body = json.loads(responses.calls[0].request.body)
+
+            assert response_body.get("installation").get("uuid") == install.uuid
+            assert response_body.get("action") == "created"
+            assert response_body.get("actor")["id"] == rpc_user.id
 
     @responses.activate
     def test_associations(self):
diff --git a/tests/sentry/tasks/test_sentry_apps.py b/tests/sentry/tasks/test_sentry_apps.py
index 362da543d5f91d..9e30c6dac46ef1 100644
--- a/tests/sentry/tasks/test_sentry_apps.py
+++ b/tests/sentry/tasks/test_sentry_apps.py
@@ -3,6 +3,7 @@
 from unittest.mock import ANY, patch
 
 import pytest
+import responses
 from celery import Task
 from django.core import mail
 from django.test import override_settings
@@ -416,7 +417,6 @@ def test_sends_webhooks_to_all_installs(self, safe_urlopen):
 
 
 @control_silo_test
-@patch("sentry.sentry_apps.installations.SentryAppInstallationNotifier.run")
 class TestInstallationWebhook(TestCase):
     def setUp(self):
         self.project = self.create_project()
@@ -429,18 +429,29 @@ def setUp(self):
             organization=self.project.organization, slug=self.sentry_app.slug
         )
 
-    def test_sends_installation_notification(self, run):
+    @responses.activate
+    def test_sends_installation_notification(self):
+        responses.add(responses.POST, "https://example.com/webhook")
         installation_webhook(self.install.id, self.user.id)
 
-        run.assert_called_with(install=self.install, user=self.rpc_user, action="created")
+        response_body = json.loads(responses.calls[0].request.body)
+        assert response_body.get("installation").get("uuid") == self.install.uuid
+        assert response_body.get("action") == "created"
+        assert response_body.get("actor")["id"] == self.rpc_user.id
+
+    @responses.activate
+    def test_gracefully_handles_missing_install(self):
+        responses.add(responses.POST, "https://example.com/webhook")
 
-    def test_gracefully_handles_missing_install(self, run):
         installation_webhook(999, self.user.id)
-        assert len(run.mock_calls) == 0
+        assert len(responses.calls) == 0
+
+    @responses.activate
+    def test_gracefully_handles_missing_user(self):
+        responses.add(responses.POST, "https://example.com/webhook")
 
-    def test_gracefully_handles_missing_user(self, run):
         installation_webhook(self.install.id, 999)
-        assert len(run.mock_calls) == 0
+        assert len(responses.calls) == 0
 
 
 @patch("sentry.utils.sentry_apps.webhooks.safe_urlopen", return_value=MockResponseInstance)