diff --git a/cARds/card_recognition/requirements2.txt b/cARds/card_recognition/requirements2.txt
index 98f3fd0..72e5f9e 100644
--- a/cARds/card_recognition/requirements2.txt
+++ b/cARds/card_recognition/requirements2.txt
@@ -10,7 +10,7 @@ MarkupSafe==1.1.1
 monotonic==1.5
 numpy==1.16.2
 opencv-contrib-python==3.2.0.7
-opencv-python==4.0.0.21
+opencv-python==4.1.1.26
 python-engineio==3.9.0
 python-socketio==3.1.2
 six==1.12.0