diff --git a/master/requirements.txt b/master/requirements.txt
index 211c4ac..46b559a 100644
--- a/master/requirements.txt
+++ b/master/requirements.txt
@@ -1,5 +1,5 @@
 blosc==1.4.4
-certifi==2018.1.18
+certifi==2022.12.7
 chardet==3.0.4
 click==6.7
 coverage==4.5.1