diff --git a/lib/image_inference_impl.cc b/lib/image_inference_impl.cc
index 051ccca3..23e7a3be 100644
--- a/lib/image_inference_impl.cc
+++ b/lib/image_inference_impl.cc
@@ -286,6 +286,7 @@ void image_inference_impl::create_image_() {
       if (flip_ == -1 || flip_ == 0 || flip_ == 1) {
         cv::flip(*output_item.buffer, *output_item.buffer, flip_);
       }
+      cv::cvtColor(*output_item.buffer, *output_item.buffer, cv::COLOR_RGB2BGR);
       output_q_.insert(output_q_.begin(), output_item);
     }
     points_buffer_->resize(0);