diff --git a/requirements-dev.txt b/requirements-dev.txt
index 34f55e9..c253208 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -4,6 +4,6 @@ mss==4.0.3
 robotframework
 robotstatuschecker
 pillow
-opencv-python == 4.2.0.32; python_version == '2.7'
+opencv-python == 4.8.1.78; python_version == '2.7'
 opencv-python; python_version > '3.4'
 pyautogui