diff --git a/code/requirements.txt b/code/requirements.txt
index 4740c23..f3c3ebd 100644
--- a/code/requirements.txt
+++ b/code/requirements.txt
@@ -5,4 +5,5 @@ numpy>=1.24.0
 ggwave>=0.4.2
 qrcode>=7.4.2
 pillow>=10.0.0
-qrcode
\ No newline at end of file
+opencv-python>=4.8.0
+pyzbar>=0.1.9
\ No newline at end of file