diff --git a/requirements_client.txt b/requirements_client.txt
index 0d3028d..fe42858 100644
--- a/requirements_client.txt
+++ b/requirements_client.txt
@@ -3,4 +3,4 @@ PyYAML==5.1
 requests==2.23
 msgpack-numpy==0.4.5
 pyzmq==19.0.0
-opencv-python==3.4.9.33
\ No newline at end of file
+opencv-python==4.2.0.32
\ No newline at end of file