diff --git a/requirements.txt b/requirements.txt
index 28290f5..07171ea 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,7 +18,7 @@ bleach==2.1.3
 bokeh==0.12.16
 boto==2.48.0
 Bottleneck==1.2.1
-certifi==2018.8.13
+certifi==2022.12.7
 cffi==1.11.5
 chardet==3.0.4
 click==6.7