diff --git a/src/gui/painting/qdrawhelper.cpp b/src/gui/painting/qdrawhelper.cpp
index a05b248e03..ae62aeca5f 100644
--- a/src/gui/painting/qdrawhelper.cpp
+++ b/src/gui/painting/qdrawhelper.cpp
@@ -5268,6 +5268,8 @@ void qBlendTexture(int count, const QSpan *spans, void *userData)
     case QImage::Format_RGB16:
         proc = processTextureSpansRGB16[blendType];
         break;
+    case QImage::Format_ARGB32:
+    case QImage::Format_RGBA8888:
     case QImage::Format_BGR30:
     case QImage::Format_A2BGR30_Premultiplied:
     case QImage::Format_RGB30:
diff --git a/tests/auto/gui/painting/qpainter/tst_qpainter.cpp b/tests/auto/gui/painting/qpainter/tst_qpainter.cpp
index 254ab1f8ad..a9ac18144e 100644
--- a/tests/auto/gui/painting/qpainter/tst_qpainter.cpp
+++ b/tests/auto/gui/painting/qpainter/tst_qpainter.cpp
@@ -4840,6 +4840,18 @@ void tst_QPainter::blendARGBonRGB_data()
                                              << QPainter::CompositionMode_SourceIn << qRgba(255, 0, 0, 127) << 127;
     QTest::newRow("ARGB_PM source-in RGBx8888") << QImage::Format_RGBX8888 << QImage::Format_ARGB32_Premultiplied
                                                 << QPainter::CompositionMode_SourceIn << qRgba(127, 0, 0, 127) << 127;
+    QTest::newRow("ARGB over RGBA8888") << QImage::Format_RGBA8888 << QImage::Format_ARGB32
+                                        << QPainter::CompositionMode_SourceOver << qRgba(255, 0, 0, 127) << 127;
+    QTest::newRow("ARGB_PM over RGBA8888") << QImage::Format_RGBA8888 << QImage::Format_ARGB32_Premultiplied
+                                           << QPainter::CompositionMode_SourceOver << qRgba(127, 0, 0, 127) << 127;
+    QTest::newRow("ARGB source RGBA8888") << QImage::Format_RGBA8888 << QImage::Format_ARGB32
+                                          << QPainter::CompositionMode_Source << qRgba(255, 0, 0, 127) << 255;
+    QTest::newRow("ARGB_PM source RGBA8888") << QImage::Format_RGBA8888 << QImage::Format_ARGB32_Premultiplied
+                                             << QPainter::CompositionMode_Source << qRgba(127, 0, 0, 127) << 255;
+    QTest::newRow("ARGB source-in RGBA8888") << QImage::Format_RGBA8888 << QImage::Format_ARGB32
+                                             << QPainter::CompositionMode_SourceIn << qRgba(255, 0, 0, 127) << 255;
+    QTest::newRow("ARGB_PM source-in RGBA8888") << QImage::Format_RGBA8888 << QImage::Format_ARGB32_Premultiplied
+                                                << QPainter::CompositionMode_SourceIn << qRgba(127, 0, 0, 127) << 255;
     QTest::newRow("ARGB over RGB16") << QImage::Format_RGB16 << QImage::Format_ARGB32
                                      << QPainter::CompositionMode_SourceOver << qRgba(255, 0, 0, 127) << 123;
     QTest::newRow("ARGB_PM over RGB16") << QImage::Format_RGB16 << QImage::Format_ARGB32_Premultiplied
@@ -4902,7 +4914,7 @@ void tst_QPainter::blendARGBonRGB()
     painter.drawImage(0, 0, imageArgb);
     painter.end();
 
-    QCOMPARE(qRed(imageRgb.pixel(0,0)), expected_red);
+    QCOMPARE(imageRgb.pixelColor(0,0).red(), expected_red);
 }
 
 enum CosmeticStrokerPaint
diff --git a/tests/auto/other/lancelot/tst_lancelot.cpp b/tests/auto/other/lancelot/tst_lancelot.cpp
index 8fc0521102..972e5ca967 100644
--- a/tests/auto/other/lancelot/tst_lancelot.cpp
+++ b/tests/auto/other/lancelot/tst_lancelot.cpp
@@ -69,6 +69,8 @@ private slots:
     void testRasterARGB32PM();
     void testRasterRGB32_data();
     void testRasterRGB32();
+    void testRasterARGB32_data();
+    void testRasterARGB32();
     void testRasterRGB16_data();
     void testRasterRGB16();
     void testRasterA2RGB30PM_data();
@@ -134,6 +136,17 @@ void tst_Lancelot::testRasterARGB32PM()
 }
 
 
+void tst_Lancelot::testRasterARGB32_data()
+{
+    setupTestSuite();
+}
+
+void tst_Lancelot::testRasterARGB32()
+{
+    runTestSuite(Raster, QImage::Format_ARGB32);
+}
+
+
 void tst_Lancelot::testRasterRGB32_data()
 {
     setupTestSuite();