diff --git a/requirements.txt b/requirements.txt
index c4b587c..18d9e63 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -55,7 +55,7 @@ nltk==3.4.5
 numba==0.42.0
 numpy==1.15.4
 opencv-contrib-python==3.4.4.19
-opencv-python==3.4.4.19
+opencv-python==3.4.7.28
 pandas==0.23.4
 pbr==3.1.1
 Pillow==6.2.0