diff --git a/webrtc/modules/desktop_capture/screen_capturer_win.cc b/webrtc/modules/desktop_capture/screen_capturer_win.cc
index 42a71922e..a9bcd48f9 100644
--- a/webrtc/modules/desktop_capture/screen_capturer_win.cc
+++ b/webrtc/modules/desktop_capture/screen_capturer_win.cc
@@ -337,10 +337,13 @@ void ScreenCapturerWin::CaptureCursor() {
   scoped_ptr<MouseCursorShape> cursor(new MouseCursorShape);
   cursor->hotspot = cursor_image->hotspot();
   cursor->size = cursor_image->image().size();
-  cursor->data.assign(
-    cursor_image->image().data(),
-    cursor_image->image().data() +
-        cursor_image->image().stride() * DesktopFrame::kBytesPerPixel);
+  uint8_t* current_row = cursor_image->image().data();
+  for (int y = 0; y < cursor_image->image().size().height(); ++y) {
+    cursor->data.append(current_row,
+                        current_row + cursor_image->image().size().width() *
+                                        DesktopFrame::kBytesPerPixel);
+    current_row += cursor_image->image().stride();
+  }
 
   // Compare the current cursor with the last one we sent to the client. If
   // they're the same, then don't bother sending the cursor again.