diff --git a/src/libs/aggregation/aggregate.cpp b/src/libs/aggregation/aggregate.cpp
index 11d13907f33..7be6437ae2f 100644
--- a/src/libs/aggregation/aggregate.cpp
+++ b/src/libs/aggregation/aggregate.cpp
@@ -193,9 +193,6 @@ void Aggregate::deleteSelf(QObject *obj)
         QWriteLocker locker(&lock());
         aggregateMap().remove(obj);
         m_components.removeAll(obj);
-        // Avoid issues if obj was child of another component of the aggregate.
-        // The parent is deleted in ~Aggregate and might still have a reference on obj
-        obj->setParent({});
     }
     delete this;
 }
diff --git a/tests/auto/aggregation/tst_aggregate.cpp b/tests/auto/aggregation/tst_aggregate.cpp
index fe865be59e7..eef9a32400c 100644
--- a/tests/auto/aggregation/tst_aggregate.cpp
+++ b/tests/auto/aggregation/tst_aggregate.cpp
@@ -78,24 +78,6 @@ void tst_Aggregate::deleteAggregation()
     component1 = new Interface1;
     delete component1;
     QVERIFY(component1 == 0);
-
-    // do not crash if components are in a child/parent relationship
-    //    parent deleted first
-    aggregation = new Aggregation::Aggregate;
-    component1 = new Interface1;
-    component2 = new Interface2;
-    component2->setParent(component1);
-    aggregation->add(component1);
-    aggregation->add(component2);
-    delete component1;
-    //    child deleted first
-    aggregation = new Aggregation::Aggregate;
-    component1 = new Interface1;
-    component2 = new Interface2;
-    component2->setParent(component1);
-    aggregation->add(component1);
-    aggregation->add(component2);
-    delete component2;
 }
 
 void tst_Aggregate::queryAggregation()