diff --git a/Computation-and-visualization-tool/Tensor_field_computation/requirements.txt b/Computation-and-visualization-tool/Tensor_field_computation/requirements.txt
index 9c15c33..ccce853 100644
--- a/Computation-and-visualization-tool/Tensor_field_computation/requirements.txt
+++ b/Computation-and-visualization-tool/Tensor_field_computation/requirements.txt
@@ -83,7 +83,7 @@ notebook==6.1.5
 num2words==0.5.9
 numpy==1.16.6
 olefile==0.45.1
-opencv-python==4.1.0.25
+opencv-python==4.2.0.32
 opencv-python-headless==4.1.2.30
 pandas==0.24.2
 pandocfilters==1.4.2