diff --git a/tests/auto/widgets/util/qcompleter/tst_qcompleter.cpp b/tests/auto/widgets/util/qcompleter/tst_qcompleter.cpp
index ab6bc9bb3ec..eecb9cc42e0 100644
--- a/tests/auto/widgets/util/qcompleter/tst_qcompleter.cpp
+++ b/tests/auto/widgets/util/qcompleter/tst_qcompleter.cpp
@@ -1209,7 +1209,7 @@ void tst_QCompleter::hideWidget()
     w.setLayout(new QVBoxLayout);
 
     QLineEdit edit;
-    edit.setCompleter(new QCompleter({ "foo", "bar" }));
+    edit.setCompleter(new QCompleter({ "foo", "bar" }, &edit));
 
     w.layout()->addWidget(&edit);