diff --git a/requirements.txt b/requirements.txt
index 9da438ebe2b669b8c337fd32a767e11c5dde02e4..b46ed61faf579e65211b98ce9c5ac7a4715b538f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 prettytable
 ujson
-opencv-python==4.6.0.66
+opencv-python<=4.6.0.66
 pillow
 tqdm
 PyYAML>=5.1