diff --git a/requirements.txt b/requirements.txt
index ec04562..46f6f1e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 EasyDict==1.7
-opencv-python==3.4.2.17
+opencv-python==3.4.7.28
 shapely==1.6.4
 Cython
 scipy