diff --git a/examples/jpegdec.c b/examples/jpegdec.c
index c06da8dc..5411e6e0 100644
--- a/examples/jpegdec.c
+++ b/examples/jpegdec.c
@@ -272,6 +272,7 @@ int ReadJPEG(FILE* in_file, WebPPicture* const pic, Metadata* const metadata) {
   // WebP conversion.
   pic->width = width;
   pic->height = height;
+  pic->use_argb = 1;      // store raw RGB samples
   ok = WebPPictureImportRGB(pic, rgb, stride);
   if (!ok) goto Error;