diff --git a/libhwcomposer/hwc_utils.cpp b/libhwcomposer/hwc_utils.cpp
index 06d387d..e6c235e 100644
--- a/libhwcomposer/hwc_utils.cpp
+++ b/libhwcomposer/hwc_utils.cpp
@@ -312,6 +312,12 @@
 
     float fbWidth = ctx->dpyAttr[dpy].xres;
     float fbHeight = ctx->dpyAttr[dpy].yres;
+    if(ctx->dpyAttr[dpy].mDownScaleMode) {
+        // if downscale Mode is enabled for external, need to query
+        // the actual width and height, as that is the physical w & h
+        ctx->mExtDisplay->getAttributes((int&)fbWidth, (int&)fbHeight);
+    }
+
 
     // Since external is rotated 90, need to swap width/height
     int extOrient = getExtOrientation(ctx);