diff --git a/requirements.txt b/requirements.txt
index 4c3eaa2..0988ff9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 open3d-python==0.5.0.0
-opencv-python==4.0.0.21
+opencv-python==4.2.0.32
 ptable==0.9.2
 pyyaml==5.1
 scipy==1.2.1