diff --git a/src/corelib/io/qfile.cpp b/src/corelib/io/qfile.cpp
index b427a0ef7ca..9295070dc8a 100644
--- a/src/corelib/io/qfile.cpp
+++ b/src/corelib/io/qfile.cpp
@@ -123,7 +123,7 @@ QAbstractFileEngine *QFilePrivate::engine() const
 
     \snippet file/file.cpp 0
 
-    The QIODevice::Text flag passed to open() tells Qt to convert
+    The \l{QIODeviceBase::}{Text} flag passed to open() tells Qt to convert
     Windows-style line terminators ("\\r\\n") into C++-style
     terminators ("\\n"). By default, QFile assumes binary, i.e. it
     doesn't perform any conversion on the bytes stored in the file.
diff --git a/src/corelib/io/qsettings.cpp b/src/corelib/io/qsettings.cpp
index 5dc18b5e6df..4da062502dc 100644
--- a/src/corelib/io/qsettings.cpp
+++ b/src/corelib/io/qsettings.cpp
@@ -3491,7 +3491,7 @@ void QSettings::setPath(Format format, Scope scope, const QString &path)
     The \a readFunc and \a writeFunc parameters are pointers to
     functions that read and write a set of key/value pairs. The
     QIODevice parameter to the read and write functions is always
-    opened in binary mode (i.e., without the QIODevice::Text flag).
+    opened in binary mode (i.e., without the \l QIODeviceBase::Text flag).
 
     The \a caseSensitivity parameter specifies whether keys are case
     sensitive or not. This makes a difference when looking up values
diff --git a/src/corelib/serialization/qtextstream.cpp b/src/corelib/serialization/qtextstream.cpp
index bd4d2156593..6373a500fa1 100644
--- a/src/corelib/serialization/qtextstream.cpp
+++ b/src/corelib/serialization/qtextstream.cpp
@@ -2833,7 +2833,7 @@ QTextStream &center(QTextStream &stream)
     \snippet code/src_corelib_io_qtextstream.cpp 9
 
     Note: On Windows, all '\\n' characters are written as '\\r\\n' if
-    QTextStream's device or string is opened using the QIODevice::Text flag.
+    QTextStream's device or string is opened using the \l QIODeviceBase::Text flag.
 
     \since 5.14
 
diff --git a/src/gui/image/qimagewriter.cpp b/src/gui/image/qimagewriter.cpp
index 0fcc783e6d9..e63876d1962 100644
--- a/src/gui/image/qimagewriter.cpp
+++ b/src/gui/image/qimagewriter.cpp
@@ -352,7 +352,7 @@ QByteArray QImageWriter::format() const
     otherwise left unchanged.
 
     If the device is not already open, QImageWriter will attempt to
-    open the device in \l QIODevice::WriteOnly mode by calling
+    open the device in \l QIODeviceBase::WriteOnly mode by calling
     open(). Note that this does not work for certain devices, such as
     QProcess, QTcpSocket and QUdpSocket, where more logic is required
     to open the device.
diff --git a/src/network/socket/qtcpsocket.cpp b/src/network/socket/qtcpsocket.cpp
index 979382f26c5..f90d0c5023b 100644
--- a/src/network/socket/qtcpsocket.cpp
+++ b/src/network/socket/qtcpsocket.cpp
@@ -20,7 +20,7 @@
     allows you to establish a TCP connection and transfer streams of
     data. See the QAbstractSocket documentation for details.
 
-    \note TCP sockets cannot be opened in QIODevice::Unbuffered mode.
+    \note TCP sockets cannot be opened in \l QIODeviceBase::Unbuffered mode.
 
     \sa QTcpServer, QUdpSocket, QNetworkAccessManager,
     {Fortune Server}, {Fortune Client},