diff --git a/src/corelib/text/qbytearray.cpp b/src/corelib/text/qbytearray.cpp
index 46bbd2b2a5a..e57c867f5a4 100644
--- a/src/corelib/text/qbytearray.cpp
+++ b/src/corelib/text/qbytearray.cpp
@@ -4779,11 +4779,13 @@ QByteArray QByteArray::toPercentEncoding(const QByteArray &exclude, const QByteA
     \sa QStringLiteral
 */
 
+#if QT_DEPRECATED_SINCE(6, 8)
 /*!
   \fn QtLiterals::operator""_qba(const char *str, size_t size)
 
   \relates QByteArray
   \since 6.2
+  \deprecated [6.8] Use \c _ba from Qt::StringLiterals namespace instead.
 
   Literal operator that creates a QByteArray out of the first \a size characters
   in the char string literal \a str.
@@ -4801,6 +4803,7 @@ QByteArray QByteArray::toPercentEncoding(const QByteArray &exclude, const QByteA
 
   \sa QByteArrayLiteral, QtLiterals::operator""_qs(const char16_t *str, size_t size)
 */
+#endif // QT_DEPRECATED_SINCE(6, 8)
 
 /*!
     \fn Qt::Literals::StringLiterals::operator""_ba(const char *str, size_t size)
diff --git a/src/corelib/text/qbytearray.h b/src/corelib/text/qbytearray.h
index 8c7594ccba4..ae7bf53af04 100644
--- a/src/corelib/text/qbytearray.h
+++ b/src/corelib/text/qbytearray.h
@@ -704,10 +704,15 @@ inline QByteArray operator"" _ba(const char *str, size_t size) noexcept
 } // Qt
 
 inline namespace QtLiterals {
+#if QT_DEPRECATED_SINCE(6, 8)
+
+QT_DEPRECATED_VERSION_X_6_8("Use _ba from Qt::StringLiterals namespace instead.")
 inline QByteArray operator"" _qba(const char *str, size_t size) noexcept
 {
     return Qt::StringLiterals::operator""_ba(str, size);
 }
+
+#endif // QT_DEPRECATED_SINCE(6, 8)
 } // QtLiterals
 
 QT_END_NAMESPACE
diff --git a/src/corelib/text/qstring.cpp b/src/corelib/text/qstring.cpp
index 00f899ee990..acf02832da4 100644
--- a/src/corelib/text/qstring.cpp
+++ b/src/corelib/text/qstring.cpp
@@ -10987,11 +10987,13 @@ QString QString::toHtmlEscaped() const
   \sa QByteArrayLiteral
 */
 
+#if QT_DEPRECATED_SINCE(6, 8)
 /*!
   \fn QtLiterals::operator""_qs(const char16_t *str, size_t size)
 
   \relates QString
   \since 6.2
+  \deprecated [6.8] Use \c _s from Qt::StringLiterals namespace instead.
 
   Literal operator that creates a QString out of the first \a size characters in
   the char16_t string literal \a str.
@@ -11009,6 +11011,7 @@ QString QString::toHtmlEscaped() const
 
   \sa QStringLiteral, QtLiterals::operator""_qba(const char *str, size_t size)
 */
+#endif // QT_DEPRECATED_SINCE(6, 8)
 
 /*!
     \fn Qt::Literals::StringLiterals::operator""_s(const char16_t *str, size_t size)
diff --git a/src/corelib/text/qstring.h b/src/corelib/text/qstring.h
index e26547a1f12..922423502c4 100644
--- a/src/corelib/text/qstring.h
+++ b/src/corelib/text/qstring.h
@@ -1677,10 +1677,15 @@ inline QString operator"" _s(const char16_t *str, size_t size) noexcept
 } // Qt
 
 inline namespace QtLiterals {
+#if QT_DEPRECATED_SINCE(6, 8)
+
+QT_DEPRECATED_VERSION_X_6_8("Use _s from Qt::StringLiterals namespace instead.")
 inline QString operator"" _qs(const char16_t *str, size_t size) noexcept
 {
     return Qt::StringLiterals::operator""_s(str, size);
 }
+
+#endif // QT_DEPRECATED_SINCE(6, 8)
 } // QtLiterals
 
 QT_END_NAMESPACE
diff --git a/tests/auto/corelib/text/qbytearray/tst_qbytearray.cpp b/tests/auto/corelib/text/qbytearray/tst_qbytearray.cpp
index e92011aeb80..582207e0068 100644
--- a/tests/auto/corelib/text/qbytearray/tst_qbytearray.cpp
+++ b/tests/auto/corelib/text/qbytearray/tst_qbytearray.cpp
@@ -2238,8 +2238,9 @@ void tst_QByteArray::userDefinedLiterals()
         QVERIFY(str2.capacity() >= str2.length());
     }
 
+#if QT_DEPRECATED_SINCE(6, 8)
     {
-        QByteArray str = "abcd"_qba;
+        QT_IGNORE_DEPRECATIONS(QByteArray str = "abcd"_qba;)
 
         QVERIFY(str.length() == 4);
         QCOMPARE(str.capacity(), 0);
@@ -2259,6 +2260,7 @@ void tst_QByteArray::userDefinedLiterals()
         QVERIFY(str2.data() != s);
         QVERIFY(str2.capacity() >= str2.length());
     }
+#endif // QT_DEPRECATED_SINCE(6, 8)
 }
 
 void tst_QByteArray::toUpperLower_data()
diff --git a/tests/auto/corelib/text/qstring/tst_qstring.cpp b/tests/auto/corelib/text/qstring/tst_qstring.cpp
index 71f3712dd48..a7d824d670a 100644
--- a/tests/auto/corelib/text/qstring/tst_qstring.cpp
+++ b/tests/auto/corelib/text/qstring/tst_qstring.cpp
@@ -7053,8 +7053,9 @@ void tst_QString::userDefinedLiterals()
         QVERIFY(str2.capacity() >= str2.length());
     }
 
+#if QT_DEPRECATED_SINCE(6, 8)
     {
-        QString str = u"abcd"_qs;
+        QT_IGNORE_DEPRECATIONS(QString str = u"abcd"_qs;)
 
         QVERIFY(str.length() == 4);
         QCOMPARE(str.capacity(), 0);
@@ -7074,6 +7075,7 @@ void tst_QString::userDefinedLiterals()
         QVERIFY(str2.data() != s);
         QVERIFY(str2.capacity() >= str2.length());
     }
+#endif // QT_DEPRECATED_SINCE(6, 8)
 }
 
 void tst_QString::eightBitLiterals_data()