diff --git a/requirements.txt b/requirements.txt
index 9d7fc4a..fb2d2d0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -16,7 +16,7 @@ bokeh==0.12.10
 boto==2.48.0
 Bottleneck==1.2.1
 CacheControl==0.12.3
-certifi==2017.7.27.1
+certifi==2022.12.7
 cffi==1.10.0
 chardet==3.0.4
 click==6.7