diff --git a/requirements.txt b/requirements.txt
index b5728ca..1726e6f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 numpy==1.17.3
-opencv-python==3.4.0.12
+opencv-python==3.4.7.28
 tqdm==4.31.1
 argparse
 tensorboardX