diff --git a/requirements.txt b/requirements.txt
index d937bcc..fe5f78d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 numpy==1.14.5
 #opencv-python==3.4.3.18
 opencv-python==3.4.2.16
-opencv-contrib-python==3.4.2.16
+opencv-contrib-python==4.2.0.32
 Flask==1.0.2
 gevent==1.3.6
 pillow==5.3.0