diff --git a/requirements.txt b/requirements.txt
index 01dc374..0239aa2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,7 +18,7 @@ Markdown==3.2.2
 numpy==1.19.0
 oauthlib==3.1.0
 opencv-contrib-python==3.4.3.18
-opencv-python==3.4.6.27
+opencv-python==3.4.7.28
 opt-einsum==3.2.1
 pantilthat==0.0.7
 picamera==1.13