diff --git a/requirements.txt b/requirements.txt
index 6d38145..4be823b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 joblib==0.13.2
 matplotlib==3.0.3
 numpy==1.16.2
-opencv-python==4.0.0.21
+opencv-python==4.1.1.26
 Pillow==8.1.1
 torch==1.0.1.post2
 torchvision==0.2.2.post3