diff --git a/autotests/integration/activities_test.cpp b/autotests/integration/activities_test.cpp
index 76e79fa4e8..4e3c69ed97 100644
--- a/autotests/integration/activities_test.cpp
+++ b/autotests/integration/activities_test.cpp
@@ -130,6 +130,10 @@ void ActivitiesTest::testSetOnActivitiesValidates()
     QVERIFY(!Activities::self()->all().contains(QStringLiteral("bar")));
 
     //setting the client to an invalid activities should result in the client being on all activities
+    client->setOnActivity(QStringLiteral("foo"), true);
+    QVERIFY(client->isOnAllActivities());
+    QVERIFY(!client->activities().contains(QLatin1String("foo")));
+
     client->setOnActivities(QStringList{QStringLiteral("foo"), QStringLiteral("bar")});
     QVERIFY(client->isOnAllActivities());
     QVERIFY(!client->activities().contains(QLatin1String("foo")));