diff --git a/src/corelib/io/qabstractfileengine.cpp b/src/corelib/io/qabstractfileengine.cpp
index 25dfe79d644..179ac168008 100644
--- a/src/corelib/io/qabstractfileengine.cpp
+++ b/src/corelib/io/qabstractfileengine.cpp
@@ -288,20 +288,6 @@ QAbstractFileEngine *QAbstractFileEngine::create(const QString &fileName)
     \sa fileFlags(), setFileName()
 */
 
-/*!
-    \enum QAbstractFileEngine::FileTime
-
-    These are used by the fileTime() function.
-
-    \value BirthTime When the file was born (created).
-    \value MetadataChangeTime When the file's metadata was last changed.
-    \value ModificationTime When the file was most recently modified.
-    \value AccessTime When the file was most recently accessed (e.g.
-    read or written to).
-
-    \sa setFileName()
-*/
-
 /*!
     \enum QAbstractFileEngine::FileOwner
 
@@ -695,7 +681,7 @@ QString QAbstractFileEngine::owner(FileOwner owner) const
 
     \sa fileTime()
 */
-bool QAbstractFileEngine::setFileTime(const QDateTime &newDate, FileTime time)
+bool QAbstractFileEngine::setFileTime(const QDateTime &newDate, QFile::FileTime time)
 {
     Q_UNUSED(newDate);
     Q_UNUSED(time);
@@ -712,7 +698,7 @@ bool QAbstractFileEngine::setFileTime(const QDateTime &newDate, FileTime time)
 
     \sa setFileName(), QDateTime, QDateTime::isValid(), FileTime
  */
-QDateTime QAbstractFileEngine::fileTime(FileTime time) const
+QDateTime QAbstractFileEngine::fileTime(QFile::FileTime time) const
 {
     Q_UNUSED(time);
     return QDateTime();
diff --git a/src/corelib/io/qabstractfileengine_p.h b/src/corelib/io/qabstractfileengine_p.h
index 28f07bf8f95..243f50b34c2 100644
--- a/src/corelib/io/qabstractfileengine_p.h
+++ b/src/corelib/io/qabstractfileengine_p.h
@@ -80,12 +80,7 @@ public:
         OwnerUser,
         OwnerGroup
     };
-    enum FileTime {
-        AccessTime,
-        BirthTime,
-        MetadataChangeTime,
-        ModificationTime
-    };
+
 
     virtual ~QAbstractFileEngine();
 
@@ -116,8 +111,8 @@ public:
     virtual QString fileName(FileName file=DefaultName) const;
     virtual uint ownerId(FileOwner) const;
     virtual QString owner(FileOwner) const;
-    virtual bool setFileTime(const QDateTime &newDate, FileTime time);
-    virtual QDateTime fileTime(FileTime time) const;
+    virtual bool setFileTime(const QDateTime &newDate, QFile::FileTime time);
+    virtual QDateTime fileTime(QFile::FileTime time) const;
     virtual void setFileName(const QString &file);
     virtual int handle() const;
     virtual bool cloneTo(QAbstractFileEngine *target);
diff --git a/src/corelib/io/qfiledevice.cpp b/src/corelib/io/qfiledevice.cpp
index 092b09ae055..d3b493a1ccb 100644
--- a/src/corelib/io/qfiledevice.cpp
+++ b/src/corelib/io/qfiledevice.cpp
@@ -734,15 +734,6 @@ bool QFileDevice::unmap(uchar *address)
     \sa setFileTime(), fileTime(), QFileInfo::fileTime()
 */
 
-static inline QAbstractFileEngine::FileTime FileDeviceTimeToAbstractFileEngineTime(QFileDevice::FileTime time)
-{
-    static_assert(int(QFileDevice::FileAccessTime) == int(QAbstractFileEngine::AccessTime));
-    static_assert(int(QFileDevice::FileBirthTime) == int(QAbstractFileEngine::BirthTime));
-    static_assert(int(QFileDevice::FileMetadataChangeTime) == int(QAbstractFileEngine::MetadataChangeTime));
-    static_assert(int(QFileDevice::FileModificationTime) == int(QAbstractFileEngine::ModificationTime));
-    return QAbstractFileEngine::FileTime(time);
-}
-
 /*!
     \since 5.10
     Returns the file time specified by \a time.
@@ -756,7 +747,7 @@ QDateTime QFileDevice::fileTime(QFileDevice::FileTime time) const
     Q_D(const QFileDevice);
 
     if (d->engine())
-        return d->engine()->fileTime(FileDeviceTimeToAbstractFileEngineTime(time));
+        return d->engine()->fileTime(time);
 
     return QDateTime();
 }
@@ -779,7 +770,7 @@ bool QFileDevice::setFileTime(const QDateTime &newDate, QFileDevice::FileTime fi
         return false;
     }
 
-    if (!d->fileEngine->setFileTime(newDate, FileDeviceTimeToAbstractFileEngineTime(fileTime))) {
+    if (!d->fileEngine->setFileTime(newDate, fileTime)) {
         d->setError(d->fileEngine->error(), d->fileEngine->errorString());
         return false;
     }
diff --git a/src/corelib/io/qfileinfo.cpp b/src/corelib/io/qfileinfo.cpp
index c52b42841b2..d5ee5f3eef7 100644
--- a/src/corelib/io/qfileinfo.cpp
+++ b/src/corelib/io/qfileinfo.cpp
@@ -157,7 +157,7 @@ uint QFileInfoPrivate::getFileFlags(QAbstractFileEngine::FileFlags request) cons
     return fileFlags & request.toInt();
 }
 
-QDateTime &QFileInfoPrivate::getFileTime(QAbstractFileEngine::FileTime request) const
+QDateTime &QFileInfoPrivate::getFileTime(QFile::FileTime request) const
 {
     Q_ASSERT(fileEngine); // should never be called when using the native FS
     if (!cache_enabled)
@@ -165,16 +165,16 @@ QDateTime &QFileInfoPrivate::getFileTime(QAbstractFileEngine::FileTime request)
 
     uint cf = 0;
     switch (request) {
-    case QAbstractFileEngine::AccessTime:
+    case QFile::FileAccessTime:
         cf = CachedATime;
         break;
-    case QAbstractFileEngine::BirthTime:
+    case QFile::FileBirthTime:
         cf = CachedBTime;
         break;
-    case QAbstractFileEngine::MetadataChangeTime:
+    case QFile::FileMetadataChangeTime:
         cf = CachedMCTime;
         break;
-    case QAbstractFileEngine::ModificationTime:
+    case QFile::FileModificationTime:
         cf = CachedMTime;
         break;
     }
@@ -1666,13 +1666,7 @@ QDateTime QFileInfo::fileTime(QFile::FileTime time) const {
 */
 QDateTime QFileInfo::fileTime(QFile::FileTime time, const QTimeZone &tz) const
 {
-    static_assert(int(QFile::FileAccessTime) == int(QAbstractFileEngine::AccessTime));
-    static_assert(int(QFile::FileBirthTime) == int(QAbstractFileEngine::BirthTime));
-    static_assert(int(QFile::FileMetadataChangeTime) == int(QAbstractFileEngine::MetadataChangeTime));
-    static_assert(int(QFile::FileModificationTime) == int(QAbstractFileEngine::ModificationTime));
-
     Q_D(const QFileInfo);
-    auto fetime = QAbstractFileEngine::FileTime(time);
     QFileSystemMetaData::MetaDataFlags flag;
     switch (time) {
     case QFile::FileAccessTime:
@@ -1689,8 +1683,8 @@ QDateTime QFileInfo::fileTime(QFile::FileTime time, const QTimeZone &tz) const
         break;
     }
 
-    auto fsLambda = [d, fetime]() { return d->metaData.fileTime(fetime); };
-    auto engineLambda = [d, fetime]() { return d->getFileTime(fetime); };
+    auto fsLambda = [d, time]() { return d->metaData.fileTime(time); };
+    auto engineLambda = [d, time]() { return d->getFileTime(time); };
     const QDateTime dt = d->checkAttribute<QDateTime>(flag, fsLambda, engineLambda);
     return dt.toTimeZone(tz);
 }
diff --git a/src/corelib/io/qfileinfo_p.h b/src/corelib/io/qfileinfo_p.h
index 4da7c60792d..b28dc9d5de1 100644
--- a/src/corelib/io/qfileinfo_p.h
+++ b/src/corelib/io/qfileinfo_p.h
@@ -122,7 +122,7 @@ public:
     }
 
     uint getFileFlags(QAbstractFileEngine::FileFlags) const;
-    QDateTime &getFileTime(QAbstractFileEngine::FileTime) const;
+    QDateTime &getFileTime(QFile::FileTime) const;
     QString getFileName(QAbstractFileEngine::FileName) const;
     QString getFileOwner(QAbstractFileEngine::FileOwner own) const;
 
@@ -133,7 +133,7 @@ public:
 
     mutable QString fileNames[QAbstractFileEngine::NFileNames];
     mutable QString fileOwners[2];  // QAbstractFileEngine::FileOwner: OwnerUser and OwnerGroup
-    mutable QDateTime fileTimes[4]; // QAbstractFileEngine::FileTime: BirthTime, MetadataChangeTime, ModificationTime, AccessTime
+    mutable QDateTime fileTimes[4]; // QFile::FileTime: FileBirthTime, FileMetadataChangeTime, FileModificationTime, FileAccessTime
 
     mutable uint cachedFlags : 30;
     bool const isDefaultConstructed : 1; // QFileInfo is a default constructed instance
diff --git a/src/corelib/io/qfilesystemengine_p.h b/src/corelib/io/qfilesystemengine_p.h
index c1dddb2e1ea..53253247904 100644
--- a/src/corelib/io/qfilesystemengine_p.h
+++ b/src/corelib/io/qfilesystemengine_p.h
@@ -94,7 +94,7 @@ public:
     static bool fillMetaData(int fd, QFileSystemMetaData &data); // what = PosixStatFlags
     static QByteArray id(int fd);
     static bool setFileTime(int fd, const QDateTime &newDate,
-                            QAbstractFileEngine::FileTime whatTime, QSystemError &error);
+                            QFile::FileTime whatTime, QSystemError &error);
     static bool setPermissions(int fd, QFile::Permissions permissions, QSystemError &error,
                                QFileSystemMetaData *data = nullptr);
 #endif
@@ -109,7 +109,7 @@ public:
                                 QFileSystemMetaData::MetaDataFlags what);
     static QByteArray id(HANDLE fHandle);
     static bool setFileTime(HANDLE fHandle, const QDateTime &newDate,
-                            QAbstractFileEngine::FileTime whatTime, QSystemError &error);
+                            QFile::FileTime whatTime, QSystemError &error);
     static QString owner(const QFileSystemEntry &entry, QAbstractFileEngine::FileOwner own);
     static QString nativeAbsoluteFilePath(const QString &path);
     static bool isDirPath(const QString &path, bool *existed);
@@ -136,7 +136,7 @@ public:
 
     // unused, therefore not implemented
     static bool setFileTime(const QFileSystemEntry &entry, const QDateTime &newDate,
-                            QAbstractFileEngine::FileTime whatTime, QSystemError &error);
+                            QFile::FileTime whatTime, QSystemError &error);
 
     static bool setCurrentPath(const QFileSystemEntry &entry);
     static QFileSystemEntry currentPath();
diff --git a/src/corelib/io/qfilesystemengine_unix.cpp b/src/corelib/io/qfilesystemengine_unix.cpp
index f532d504c34..3c7436b20a4 100644
--- a/src/corelib/io/qfilesystemengine_unix.cpp
+++ b/src/corelib/io/qfilesystemengine_unix.cpp
@@ -1688,10 +1688,10 @@ bool QFileSystemEngine::setPermissions(int fd, QFile::Permissions permissions, Q
 }
 
 //static
-bool QFileSystemEngine::setFileTime(int fd, const QDateTime &newDate, QAbstractFileEngine::FileTime time, QSystemError &error)
+bool QFileSystemEngine::setFileTime(int fd, const QDateTime &newDate, QFile::FileTime time, QSystemError &error)
 {
-    if (!newDate.isValid() || time == QAbstractFileEngine::BirthTime ||
-            time == QAbstractFileEngine::MetadataChangeTime) {
+    if (!newDate.isValid()
+        || time == QFile::FileBirthTime || time == QFile::FileMetadataChangeTime) {
         error = QSystemError(EINVAL, QSystemError::StandardLibraryError);
         return false;
     }
@@ -1700,8 +1700,8 @@ bool QFileSystemEngine::setFileTime(int fd, const QDateTime &newDate, QAbstractF
     // UTIME_OMIT: leave file timestamp unchanged
     struct timespec ts[2] = {{0, UTIME_OMIT}, {0, UTIME_OMIT}};
 
-    if (time == QAbstractFileEngine::AccessTime || time == QAbstractFileEngine::ModificationTime) {
-        const int idx = time == QAbstractFileEngine::AccessTime ? 0 : 1;
+    if (time == QFile::FileAccessTime || time == QFile::FileModificationTime) {
+        const int idx = time == QFile::FileAccessTime ? 0 : 1;
         const std::chrono::milliseconds msecs{newDate.toMSecsSinceEpoch()};
         ts[idx] = durationToTimespec(msecs);
     }
diff --git a/src/corelib/io/qfilesystemengine_win.cpp b/src/corelib/io/qfilesystemengine_win.cpp
index 67378e2b5db..3ec32e31a12 100644
--- a/src/corelib/io/qfilesystemengine_win.cpp
+++ b/src/corelib/io/qfilesystemengine_win.cpp
@@ -1069,7 +1069,7 @@ QByteArray QFileSystemEngine::id(HANDLE fHandle)
 
 //static
 bool QFileSystemEngine::setFileTime(HANDLE fHandle, const QDateTime &newDate,
-                                    QAbstractFileEngine::FileTime time, QSystemError &error)
+                                    QFile::FileTime time, QSystemError &error)
 {
     FILETIME fTime;
     FILETIME *pLastWrite = nullptr;
@@ -1077,15 +1077,15 @@ bool QFileSystemEngine::setFileTime(HANDLE fHandle, const QDateTime &newDate,
     FILETIME *pCreationTime = nullptr;
 
     switch (time) {
-    case QAbstractFileEngine::ModificationTime:
+    case QFile::FileModificationTime:
         pLastWrite = &fTime;
         break;
 
-    case QAbstractFileEngine::AccessTime:
+    case QFile::FileAccessTime:
         pLastAccess = &fTime;
         break;
 
-    case QAbstractFileEngine::BirthTime:
+    case QFile::FileBirthTime:
         pCreationTime = &fTime;
         break;
 
diff --git a/src/corelib/io/qfilesystemmetadata_p.h b/src/corelib/io/qfilesystemmetadata_p.h
index cb19b98c335..c4e567b2ae6 100644
--- a/src/corelib/io/qfilesystemmetadata_p.h
+++ b/src/corelib/io/qfilesystemmetadata_p.h
@@ -186,7 +186,7 @@ public:
     QDateTime metadataChangeTime() const;
     QDateTime modificationTime() const;
 
-    QDateTime fileTime(QAbstractFileEngine::FileTime time) const;
+    QDateTime fileTime(QFile::FileTime time) const;
     uint userId() const;
     uint groupId() const;
     uint ownerId(QAbstractFileEngine::FileOwner owner) const;
@@ -243,19 +243,19 @@ inline bool QFileSystemMetaData::isAlias() const                    { return fal
 #endif
 
 #if defined(Q_OS_UNIX) || defined (Q_OS_WIN)
-inline QDateTime QFileSystemMetaData::fileTime(QAbstractFileEngine::FileTime time) const
+inline QDateTime QFileSystemMetaData::fileTime(QFile::FileTime time) const
 {
     switch (time) {
-    case QAbstractFileEngine::ModificationTime:
+    case QFile::FileModificationTime:
         return modificationTime();
 
-    case QAbstractFileEngine::AccessTime:
+    case QFile::FileAccessTime:
         return accessTime();
 
-    case QAbstractFileEngine::BirthTime:
+    case QFile::FileBirthTime:
         return birthTime();
 
-    case QAbstractFileEngine::MetadataChangeTime:
+    case QFile::FileMetadataChangeTime:
         return metadataChangeTime();
     }
 
diff --git a/src/corelib/io/qfsfileengine.cpp b/src/corelib/io/qfsfileengine.cpp
index 3e96a5a6e96..dfefb28121f 100644
--- a/src/corelib/io/qfsfileengine.cpp
+++ b/src/corelib/io/qfsfileengine.cpp
@@ -521,11 +521,11 @@ bool QFSFileEngine::seek(qint64 pos)
 /*!
     \reimp
 */
-QDateTime QFSFileEngine::fileTime(FileTime time) const
+QDateTime QFSFileEngine::fileTime(QFile::FileTime time) const
 {
     Q_D(const QFSFileEngine);
 
-    if (time == AccessTime) {
+    if (time == QFile::FileAccessTime) {
         // always refresh for the access time
         d->metaData.clearFlags(QFileSystemMetaData::AccessTime);
     }
@@ -906,7 +906,7 @@ bool QFSFileEngine::supportsExtension(Extension extension) const
   \reimp
 */
 
-/*! \fn bool QFSFileEngine::setFileTime(const QDateTime &newDate, QAbstractFileEngine::FileTime time)
+/*! \fn bool QFSFileEngine::setFileTime(const QDateTime &newDate, QFile::FileTime time)
   \reimp
 */
 
diff --git a/src/corelib/io/qfsfileengine_p.h b/src/corelib/io/qfsfileengine_p.h
index 3cc58ea993e..7b43ff0bce8 100644
--- a/src/corelib/io/qfsfileengine_p.h
+++ b/src/corelib/io/qfsfileengine_p.h
@@ -76,8 +76,8 @@ public:
     QString fileName(FileName file) const override;
     uint ownerId(FileOwner) const override;
     QString owner(FileOwner) const override;
-    bool setFileTime(const QDateTime &newDate, FileTime time) override;
-    QDateTime fileTime(FileTime time) const override;
+    bool setFileTime(const QDateTime &newDate, QFile::FileTime time) override;
+    QDateTime fileTime(QFile::FileTime time) const override;
     void setFileName(const QString &file) override;
     int handle() const override;
 
diff --git a/src/corelib/io/qfsfileengine_unix.cpp b/src/corelib/io/qfsfileengine_unix.cpp
index 23eb48d63f6..200e1af52f6 100644
--- a/src/corelib/io/qfsfileengine_unix.cpp
+++ b/src/corelib/io/qfsfileengine_unix.cpp
@@ -525,7 +525,7 @@ bool QFSFileEngine::setSize(qint64 size)
     return ret;
 }
 
-bool QFSFileEngine::setFileTime(const QDateTime &newDate, FileTime time)
+bool QFSFileEngine::setFileTime(const QDateTime &newDate, QFile::FileTime time)
 {
     Q_D(QFSFileEngine);
 
diff --git a/src/corelib/io/qfsfileengine_win.cpp b/src/corelib/io/qfsfileengine_win.cpp
index daa43262128..7a4f99cc7bb 100644
--- a/src/corelib/io/qfsfileengine_win.cpp
+++ b/src/corelib/io/qfsfileengine_win.cpp
@@ -706,7 +706,7 @@ bool QFSFileEngine::setSize(qint64 size)
     return false;
 }
 
-bool QFSFileEngine::setFileTime(const QDateTime &newDate, FileTime time)
+bool QFSFileEngine::setFileTime(const QDateTime &newDate, QFile::FileTime time)
 {
     Q_D(QFSFileEngine);
 
@@ -715,7 +715,7 @@ bool QFSFileEngine::setFileTime(const QDateTime &newDate, FileTime time)
         return false;
     }
 
-    if (!newDate.isValid() || time == QAbstractFileEngine::MetadataChangeTime) {
+    if (!newDate.isValid() || time == QFile::FileMetadataChangeTime) {
         setError(QFile::UnspecifiedError, qt_error_string(ERROR_INVALID_PARAMETER));
         return false;
     }
diff --git a/src/corelib/io/qresource.cpp b/src/corelib/io/qresource.cpp
index e3b09e7cbd6..7360595eaf3 100644
--- a/src/corelib/io/qresource.cpp
+++ b/src/corelib/io/qresource.cpp
@@ -1523,10 +1523,10 @@ uint QResourceFileEngine::ownerId(FileOwner) const
     return nobodyID;
 }
 
-QDateTime QResourceFileEngine::fileTime(FileTime time) const
+QDateTime QResourceFileEngine::fileTime(QFile::FileTime time) const
 {
     Q_D(const QResourceFileEngine);
-    if (time == ModificationTime)
+    if (time == QFile::FileModificationTime)
         return d->resource.lastModified();
     return QDateTime();
 }
diff --git a/src/corelib/io/qresource_p.h b/src/corelib/io/qresource_p.h
index 0844e6579a6..d0885d663fc 100644
--- a/src/corelib/io/qresource_p.h
+++ b/src/corelib/io/qresource_p.h
@@ -47,7 +47,7 @@ public:
 
     uint ownerId(FileOwner) const override;
 
-    QDateTime fileTime(FileTime time) const override;
+    QDateTime fileTime(QFile::FileTime time) const override;
 
     Iterator *beginEntryList(QDir::Filters filters, const QStringList &filterNames) override;
     Iterator *endEntryList() override;
diff --git a/src/plugins/platforms/android/androidcontentfileengine.cpp b/src/plugins/platforms/android/androidcontentfileengine.cpp
index 52ca0114c7b..2085e2b70a3 100644
--- a/src/plugins/platforms/android/androidcontentfileengine.cpp
+++ b/src/plugins/platforms/android/androidcontentfileengine.cpp
@@ -194,10 +194,10 @@ QByteArray AndroidContentFileEngine::id() const
     return m_documentFile->id().toUtf8();
 }
 
-QDateTime AndroidContentFileEngine::fileTime(FileTime time) const
+QDateTime AndroidContentFileEngine::fileTime(QFile::FileTime time) const
 {
     switch (time) {
-    case FileTime::ModificationTime:
+    case QFile::FileModificationTime:
         return m_documentFile->lastModified();
         break;
     default:
diff --git a/src/plugins/platforms/android/androidcontentfileengine.h b/src/plugins/platforms/android/androidcontentfileengine.h
index 35db7b44b6e..92da31ffd83 100644
--- a/src/plugins/platforms/android/androidcontentfileengine.h
+++ b/src/plugins/platforms/android/androidcontentfileengine.h
@@ -27,7 +27,7 @@ public:
     bool rmdir(const QString &dirName, bool recurseParentDirectories) const override;
     QByteArray id() const override;
     bool caseSensitive() const override { return true; }
-    QDateTime fileTime(FileTime time) const override;
+    QDateTime fileTime(QFile::FileTime time) const override;
     FileFlags fileFlags(FileFlags type = FileInfoAll) const override;
     QString fileName(FileName file = DefaultName) const override;
     QAbstractFileEngine::Iterator *beginEntryList(QDir::Filters filters, const QStringList &filterNames) override;
diff --git a/tests/auto/corelib/io/qabstractfileengine/tst_qabstractfileengine.cpp b/tests/auto/corelib/io/qabstractfileengine/tst_qabstractfileengine.cpp
index d34ca243e0d..94fa65f00c3 100644
--- a/tests/auto/corelib/io/qabstractfileengine/tst_qabstractfileengine.cpp
+++ b/tests/auto/corelib/io/qabstractfileengine/tst_qabstractfileengine.cpp
@@ -285,19 +285,19 @@ public:
         return QString();
     }
 
-    QDateTime fileTime(FileTime time) const override
+    QDateTime fileTime(QFile::FileTime time) const override
     {
         QSharedPointer<File> file = resolveFile(false);
         if (file) {
             QMutexLocker lock(&file->mutex);
             switch (time) {
-                case BirthTime:
+                case QFile::FileBirthTime:
                     return file->birth;
-                case MetadataChangeTime:
+                case QFile::FileMetadataChangeTime:
                     return file->change;
-                case ModificationTime:
+                case QFile::FileModificationTime:
                     return file->modification;
-                case AccessTime:
+                case QFile::FileAccessTime:
                     return file->access;
             }
         }