diff --git a/requirements.txt b/requirements.txt
index e7bb4d6..e2e5799 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ nbconvert==5.3.1
 nltk==3.4.5
 notebook==6.1.5
 numpy==1.16.0
-opencv-python==3.4.0.12
+opencv-python==3.4.7.28
 pandas==0.24.1
 Pillow==8.1.1
 pytorch-pretrained-bert==0.6.1