diff --git a/src/plugins/platforms/windows/qwindowsdialoghelpers.cpp b/src/plugins/platforms/windows/qwindowsdialoghelpers.cpp
index 0951009cf0..f70b5b4e2b 100644
--- a/src/plugins/platforms/windows/qwindowsdialoghelpers.cpp
+++ b/src/plugins/platforms/windows/qwindowsdialoghelpers.cpp
@@ -1195,7 +1195,7 @@ static QList<FilterSpec> filterSpecs(const QStringList &filters,
     const QRegExp filterSeparatorRE(QStringLiteral("[;\\s]+"));
     const QString separator = QStringLiteral(";");
     Q_ASSERT(filterSeparatorRE.isValid());
-    // Split filter specification as 'Texts (*.txt[;] *.doc)'
+    // Split filter specification as 'Texts (*.txt[;] *.doc)', '*.txt[;] *.doc'
     // into description and filters specification as '*.txt;*.doc'
     foreach (const QString &filterString, filters) {
         const int openingParenPos = filterString.lastIndexOf(QLatin1Char('('));
@@ -1203,8 +1203,10 @@ static QList<FilterSpec> filterSpecs(const QStringList &filters,
             filterString.indexOf(QLatin1Char(')'), openingParenPos + 1) : -1;
         FilterSpec filterSpec;
         filterSpec.filter = closingParenPos == -1 ?
-            QString(QLatin1Char('*')) :
+            filterString :
             filterString.mid(openingParenPos + 1, closingParenPos - openingParenPos - 1).trimmed();
+        if (filterSpec.filter.isEmpty())
+            filterSpec.filter += QLatin1Char('*');
         filterSpec.filter.replace(filterSeparatorRE, separator);
         filterSpec.description = filterString;
         if (hideFilterDetails && openingParenPos != -1) { // Do not show pattern in description