diff --git a/src/corelib/text/qlatin1stringview.h b/src/corelib/text/qlatin1stringview.h
index 31c36c63120..9f4bf543db5 100644
--- a/src/corelib/text/qlatin1stringview.h
+++ b/src/corelib/text/qlatin1stringview.h
@@ -131,7 +131,7 @@ public:
     [[nodiscard]] bool contains(QLatin1StringView s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept
     { return indexOf(s, 0, cs) != -1; }
     [[nodiscard]] bool contains(QChar c, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept
-    { return indexOf(QStringView(&c, 1), 0, cs) != -1; }
+    { return indexOf(c, 0, cs) != -1; }
 
     [[nodiscard]] qsizetype lastIndexOf(QStringView s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept
     { return lastIndexOf(s, size(), cs); }
diff --git a/src/corelib/text/qstringview.h b/src/corelib/text/qstringview.h
index c63ff6fbea1..9331e5b50d7 100644
--- a/src/corelib/text/qstringview.h
+++ b/src/corelib/text/qstringview.h
@@ -284,7 +284,7 @@ public:
     [[nodiscard]] inline qsizetype indexOf(QLatin1StringView s, qsizetype from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept;
 
     [[nodiscard]] bool contains(QChar c, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept
-    { return indexOf(QStringView(&c, 1), 0, cs) != qsizetype(-1); }
+    { return indexOf(c, 0, cs) != qsizetype(-1); }
     [[nodiscard]] bool contains(QStringView s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept
     { return indexOf(s, 0, cs) != qsizetype(-1); }
     [[nodiscard]] inline bool contains(QLatin1StringView s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept;