diff --git a/src/corelib/io/qfilesystemiterator_p.h b/src/corelib/io/qfilesystemiterator_p.h
index 2973b85cd2a..c55d5c6d317 100644
--- a/src/corelib/io/qfilesystemiterator_p.h
+++ b/src/corelib/io/qfilesystemiterator_p.h
@@ -37,6 +37,7 @@ class QFileSystemIterator
 {
 public:
     QFileSystemIterator(const QFileSystemEntry &entry, QDir::Filters filters);
+    QFileSystemIterator(const QFileSystemEntry &entry);
     ~QFileSystemIterator();
 
     bool advance(QFileSystemEntry &fileEntry, QFileSystemMetaData &metaData);
diff --git a/src/corelib/io/qfilesystemiterator_unix.cpp b/src/corelib/io/qfilesystemiterator_unix.cpp
index a1130728ef0..f06ff253442 100644
--- a/src/corelib/io/qfilesystemiterator_unix.cpp
+++ b/src/corelib/io/qfilesystemiterator_unix.cpp
@@ -19,12 +19,10 @@ QT_BEGIN_NAMESPACE
     Native filesystem iterator, which uses ::opendir()/readdir()/dirent from the system
     libraries to iterate over the directory represented by \a entry.
 */
-QFileSystemIterator::QFileSystemIterator(const QFileSystemEntry &entry, QDir::Filters filters)
+QFileSystemIterator::QFileSystemIterator(const QFileSystemEntry &entry)
     : dirPath(entry.filePath()),
       toUtf16(QStringDecoder::Utf8)
 {
-    Q_UNUSED(filters);
-
     dir.reset(QT_OPENDIR(entry.nativeFilePath().constData()));
     if (!dir) {
         lastError = errno;
@@ -34,6 +32,11 @@ QFileSystemIterator::QFileSystemIterator(const QFileSystemEntry &entry, QDir::Fi
     }
 }
 
+QFileSystemIterator::QFileSystemIterator(const QFileSystemEntry &entry, QDir::Filters)
+    : QFileSystemIterator(entry)
+{
+}
+
 QFileSystemIterator::~QFileSystemIterator() = default;
 
 bool QFileSystemIterator::advance(QFileSystemEntry &fileEntry, QFileSystemMetaData &metaData)
diff --git a/src/corelib/io/qfilesystemiterator_win.cpp b/src/corelib/io/qfilesystemiterator_win.cpp
index 7644a1a0786..d2e3904af6d 100644
--- a/src/corelib/io/qfilesystemiterator_win.cpp
+++ b/src/corelib/io/qfilesystemiterator_win.cpp
@@ -14,7 +14,7 @@ using namespace Qt::StringLiterals;
 
 bool done = true;
 
-QFileSystemIterator::QFileSystemIterator(const QFileSystemEntry &entry, QDir::Filters filters)
+QFileSystemIterator::QFileSystemIterator(const QFileSystemEntry &entry)
     : dirPath(entry.filePath())
     , nativePath(entry.nativeFilePath())
     , findFileHandle(INVALID_HANDLE_VALUE)
@@ -33,6 +33,11 @@ QFileSystemIterator::QFileSystemIterator(const QFileSystemEntry &entry, QDir::Fi
     // In MSVC2015+ case we prepend //?/ for longer file-name support
     if (!dirPath.endsWith(u'/'))
         dirPath.append(u'/');
+}
+
+QFileSystemIterator::QFileSystemIterator(const QFileSystemEntry &entry, QDir::Filters filters)
+    : QFileSystemIterator(entry)
+{
     if ((filters & (QDir::Dirs|QDir::Drives)) && (!(filters & (QDir::Files))))
         onlyDirs = true;
 }