diff --git a/requirements.txt b/requirements.txt
index 46c0dfa..c6a95fc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -22,7 +22,7 @@ bokeh==1.0.4
 boto==2.49.0
 Bottleneck==1.2.1
 cachetools==3.1.0
-certifi==2019.3.9
+certifi==2022.12.7
 cffi==1.12.2
 chardet==3.0.4
 Click==7.0