diff --git a/Computation-and-visualization-tool/Tensor_field_computation/requirements.txt b/Computation-and-visualization-tool/Tensor_field_computation/requirements.txt
index 9c15c33..0ced79d 100644
--- a/Computation-and-visualization-tool/Tensor_field_computation/requirements.txt
+++ b/Computation-and-visualization-tool/Tensor_field_computation/requirements.txt
@@ -9,7 +9,7 @@ backports.weakref==1.0.post1
 basemap==1.1.0
 beautifulsoup4==4.3.2
 bleach==3.3.0
-certifi==2019.9.11
+certifi==2022.12.7
 chardet==3.0.4
 Cheetah==2.4.4
 Click==7.0