diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index 19fec14..355dd48
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
-opencv_contrib_python==4.3.0.36
+opencv_contrib_python==4.8.1.78
 numpy==1.19.1
 qtconsole==4.7.6