diff --git a/requirements.txt b/requirements.txt
index 8373096..94d0c2e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -29,7 +29,7 @@ bleach==3.1.0
 bokeh==1.3.4
 boto==2.49.0
 Bottleneck==1.2.1
-certifi==2019.9.11
+certifi==2022.12.7
 cffi==1.13.2
 chardet==3.0.4
 Click==7.0