diff --git a/src/corelib/text/qbytearrayview.h b/src/corelib/text/qbytearrayview.h
index dea0e6cbe8d..5a4b7028123 100644
--- a/src/corelib/text/qbytearrayview.h
+++ b/src/corelib/text/qbytearrayview.h
@@ -176,10 +176,6 @@ public:
     constexpr QByteArrayView(const char (&data)[Size]) noexcept
         : QByteArrayView(data, lengthHelperCharArray(data, Size)) {}
 
-    constexpr QByteArrayView(QLatin1StringView v) noexcept; // defined in qlatin1stringview.h
-    template <bool UseChar8T>
-    constexpr QByteArrayView(QBasicUtf8StringView<UseChar8T> v) noexcept; // defined in qutf8stringview.h
-
 #ifdef Q_QDOC
     template <typename Byte, size_t Size>
 #else
diff --git a/src/corelib/text/qlatin1stringview.h b/src/corelib/text/qlatin1stringview.h
index 91392d9540c..7232be7c9ba 100644
--- a/src/corelib/text/qlatin1stringview.h
+++ b/src/corelib/text/qlatin1stringview.h
@@ -349,10 +349,6 @@ Q_DECLARE_TYPEINFO(QLatin1StringView, Q_RELOCATABLE_TYPE);
 Q_DECLARE_TYPEINFO(QLatin1String, Q_RELOCATABLE_TYPE);
 #endif
 
-constexpr QByteArrayView::QByteArrayView(QLatin1StringView v) noexcept
-    : QByteArrayView(v.data(), v.size())
-{}
-
 namespace Qt {
 inline namespace Literals {
 inline namespace StringLiterals {
diff --git a/src/corelib/text/qutf8stringview.h b/src/corelib/text/qutf8stringview.h
index 7ae06c0ec40..87a974414ca 100644
--- a/src/corelib/text/qutf8stringview.h
+++ b/src/corelib/text/qutf8stringview.h
@@ -411,11 +411,6 @@ private:
     qsizetype m_size;
 };
 
-template <bool UseChar8T>
-constexpr QByteArrayView::QByteArrayView(QBasicUtf8StringView<UseChar8T> v) noexcept
-    : QByteArrayView(v.data(), v.size())
-{}
-
 #ifdef Q_QDOC
 #undef QBasicUtf8StringView
 #else