diff --git a/src/gui/image/qimage.cpp b/src/gui/image/qimage.cpp
index 0d10dd77d2..b8f5871b41 100644
--- a/src/gui/image/qimage.cpp
+++ b/src/gui/image/qimage.cpp
@@ -4656,7 +4656,7 @@ QDebug operator<<(QDebug dbg, const QImage &i)
     \sa textKeys()
  */
 
-static const QPixelFormat pixelformats[] = {
+static Q_CONSTEXPR QPixelFormat pixelformats[] = {
         //QImage::Format_Invalid:
         QPixelFormat(),
         //QImage::Format_Mono: