diff --git a/src/cvtracker/requirements.txt b/src/cvtracker/requirements.txt
index 2423522..0f19165 100644
--- a/src/cvtracker/requirements.txt
+++ b/src/cvtracker/requirements.txt
@@ -2,7 +2,7 @@ certifi==2018.10.15
 chardet==3.0.4
 idna==2.7
 numpy==1.15.3
-opencv-python==3.4.3.18
+opencv-python==3.4.7.28
 paho-mqtt==1.4.0
 requests==2.20.0
 urllib3==1.24