diff --git a/src/corelib/text/qstringview.cpp b/src/corelib/text/qstringview.cpp
index 0debfbf4279..f0368e9ba59 100644
--- a/src/corelib/text/qstringview.cpp
+++ b/src/corelib/text/qstringview.cpp
@@ -179,7 +179,7 @@ QT_BEGIN_NAMESPACE
 */
 
 /*!
-    \fn  template <typename Char> QStringView::QStringView(const Char *str, qsizetype len)
+    \fn template <typename Char, if_compatible_char<Char> = true> QStringView::QStringView(const Char *str, qsizetype len)
 
     Constructs a string view on \a str with length \a len.
 
@@ -195,7 +195,7 @@ QT_BEGIN_NAMESPACE
 */
 
 /*!
-    \fn template <typename Char> QStringView::QStringView(const Char *first, const Char *last)
+    \fn template <typename Char, if_compatible_char<Char> = true> QStringView::QStringView(const Char *first, const Char *last)
 
     Constructs a string view on \a first with length (\a last - \a first).
 
@@ -281,7 +281,7 @@ QT_BEGIN_NAMESPACE
 */
 
 /*!
-    \fn template <typename Char, size_t Size> static QStringView QStringView::fromArray(const Char (&string)[Size]) noexcept
+    \fn template <typename Char, size_t Size, if_compatible_char<Char> = true> static QStringView QStringView::fromArray(const Char (&string)[Size]) noexcept
 
     Constructs a string view on the full character string literal \a string,
     including any trailing \c{Char(0)}. If you don't want the