diff --git a/src/gui/image/qimage.cpp b/src/gui/image/qimage.cpp
index d602ed4035..0916826529 100644
--- a/src/gui/image/qimage.cpp
+++ b/src/gui/image/qimage.cpp
@@ -3852,6 +3852,9 @@ static InPlace_Image_Converter inplace_converter_map[QImage::NImageFormats][QIma
     {
         0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
     }, // Format_RGB444
+    {
+        0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
+    }, // Format_ARGB4444_Premultiplied
     {
         0,
         0,