diff --git a/requirements.txt b/requirements.txt
index d5e373a..95ee98c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ pyserial==3.5
 nidaqmx==0.5.7
 click==8.0.1
 opencv-python==4.5.2.54
-opencv-contrib-python==4.5.2.54
+opencv-contrib-python==4.5.3.56
 numpy>=1.14.5
 pandas==1.3.2
 scikit-learn== 0.24.1