diff --git a/requirements.txt b/requirements.txt
index db18b5a..b9810fa 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -28,7 +28,7 @@ bokeh==1.4.0
 boto==2.49.0
 Bottleneck==1.3.2
 cachetools==4.1.0
-certifi==2019.11.28
+certifi==2022.12.7
 cffi==1.14.0
 chardet==3.0.4
 Click==7.0