diff --git a/requirements.txt b/requirements.txt
index 1253435..058c2f1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,7 +11,7 @@ kiwisolver==1.0.1
 MarkupSafe==1.0
 matplotlib==2.2.2
 numpy==1.15.0
-opencv-python==3.4.2.17
+opencv-python==3.4.7.28
 pygame==1.9.4
 pyparsing==2.2.0
 python-dateutil==2.7.3