diff --git a/server/service/integration_core_test.go b/server/service/integration_core_test.go
index 60880729d43c..bde159a98484 100644
--- a/server/service/integration_core_test.go
+++ b/server/service/integration_core_test.go
@@ -5081,6 +5081,23 @@ func (s *integrationTestSuite) TestActivitiesWebhookConfig() {
 		`{"webhook_url": "http://some/url"}`,
 		0,
 	)
+
+	s.DoRaw(
+		"PATCH", "/api/latest/fleet/config", []byte(
+			`{}`,
+		), http.StatusOK,
+	)
+
+	s.lastActivityOfTypeMatches(
+		fleet.ActivityTypeDisabledActivityAutomations{}.ActivityName(),
+		``,
+		0,
+	)
+
+	appConfig = s.getConfig()
+	require.False(t, appConfig.WebhookSettings.ActivitiesWebhook.Enable)
+	require.Empty(t, appConfig.WebhookSettings.ActivitiesWebhook.DestinationURL)
+
 }
 
 func (s *integrationTestSuite) TestHostStatusWebhookConfig() {