diff --git a/src/libs/vdxf/vdxfpaintdevice.cpp b/src/libs/vdxf/vdxfpaintdevice.cpp
index f62e71153..80fcacc49 100644
--- a/src/libs/vdxf/vdxfpaintdevice.cpp
+++ b/src/libs/vdxf/vdxfpaintdevice.cpp
@@ -142,6 +142,9 @@ int VDxfPaintDevice::metric(QPaintDevice::PaintDeviceMetric metric) const
             return static_cast<int>(engine->getResolution());
 #if QT_VERSION > QT_VERSION_CHECK(5, 0, 2)
         case QPaintDevice::PdmDevicePixelRatio:
+#if QT_VERSION >= QT_VERSION_CHECK(5, 6, 0)
+        case QPaintDevice::PdmDevicePixelRatioScaled:
+#endif
             return 1;
 #endif
         default:
diff --git a/src/libs/vobj/vobjpaintdevice.cpp b/src/libs/vobj/vobjpaintdevice.cpp
index 62debacde..e1f42a50e 100644
--- a/src/libs/vobj/vobjpaintdevice.cpp
+++ b/src/libs/vobj/vobjpaintdevice.cpp
@@ -163,6 +163,9 @@ int VObjPaintDevice::metric(QPaintDevice::PaintDeviceMetric metric) const
             return engine->getResolution();
 #if QT_VERSION > QT_VERSION_CHECK(5, 0, 2)
         case QPaintDevice::PdmDevicePixelRatio:
+#if QT_VERSION >= QT_VERSION_CHECK(5, 6, 0)
+        case QPaintDevice::PdmDevicePixelRatioScaled:
+#endif
             return 1;
 #endif
         default: