diff --git a/run_ssd_live_demo.py b/run_ssd_live_demo.py
index 9a3fcfc3..52c0ae42 100644
--- a/run_ssd_live_demo.py
+++ b/run_ssd_live_demo.py
@@ -73,10 +73,10 @@
     for i in range(boxes.size(0)):
         box = boxes[i, :]
         label = f"{class_names[labels[i]]}: {probs[i]:.2f}"
-        cv2.rectangle(orig_image, (box[0], box[1]), (box[2], box[3]), (255, 255, 0), 4)
+        cv2.rectangle(orig_image, (int(box[0]), int(box[1])), (int(box[2]), int(box[3])), (255, 255, 0), 4)
 
         cv2.putText(orig_image, label,
-                    (box[0]+20, box[1]+40),
+                    (int(box[0])+20, int(box[1])+40),
                     cv2.FONT_HERSHEY_SIMPLEX,
                     1,  # font scale
                     (255, 0, 255),