diff --git a/src/libs/utils/fancylineedit.cpp b/src/libs/utils/fancylineedit.cpp
index 47fdcfced86..acb6ae006e9 100644
--- a/src/libs/utils/fancylineedit.cpp
+++ b/src/libs/utils/fancylineedit.cpp
@@ -305,7 +305,7 @@ bool FancyLineEdit::hasAutoHideButton(Side side) const
 void FancyLineEdit::setHistoryCompleter(const QString &historyKey)
 {
     QTC_ASSERT(!d->m_historyCompleter, return);
-    d->m_historyCompleter = new HistoryCompleter(this, historyKey);
+    d->m_historyCompleter = new HistoryCompleter(this, historyKey, this);
     QLineEdit::setCompleter(d->m_historyCompleter);
 }
 
diff --git a/src/libs/utils/historycompleter.cpp b/src/libs/utils/historycompleter.cpp
index 8b1357a872c..c79a52ecb7d 100644
--- a/src/libs/utils/historycompleter.cpp
+++ b/src/libs/utils/historycompleter.cpp
@@ -156,8 +156,9 @@ void HistoryCompleterPrivate::saveEntry(const QString &str)
     theSettings->setValue(historyKey, list);
 }
 
-HistoryCompleter::HistoryCompleter(QLineEdit *lineEdit, const QString &historyKey)
-    : d(new HistoryCompleterPrivate)
+HistoryCompleter::HistoryCompleter(QLineEdit *lineEdit, const QString &historyKey, QObject *parent)
+    : QCompleter(parent),
+      d(new HistoryCompleterPrivate)
 {
     QTC_ASSERT(lineEdit, return);
     QTC_ASSERT(!historyKey.isEmpty(), return);
diff --git a/src/libs/utils/historycompleter.h b/src/libs/utils/historycompleter.h
index 8446262cc39..6a3e3fb654d 100644
--- a/src/libs/utils/historycompleter.h
+++ b/src/libs/utils/historycompleter.h
@@ -49,7 +49,7 @@ class QTCREATOR_UTILS_EXPORT HistoryCompleter : public QCompleter
 
 public:
     static void setSettings(QSettings *settings);
-    HistoryCompleter(QLineEdit *lineEdit, const QString &historyKey);
+    HistoryCompleter(QLineEdit *lineEdit, const QString &historyKey, QObject *parent = 0);
 
 private:
     ~HistoryCompleter();