diff --git a/requirements.txt b/requirements.txt
index 19964d8..b835eec 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 h5py==2.9.0
 matplotlib==2.2.5
 numpy==1.16.6
-opencv-python==4.0.0.21
+opencv-python==4.1.1.26
 Pillow==6.2.2
 pybullet==2.4.8
 scikit-image==0.14.5