diff --git a/requirements.txt b/requirements.txt
index 9e8d5d8..05d4716 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -21,7 +21,7 @@ bokeh==1.0.2
 boto==2.49.0
 Bottleneck==1.2.1
 cachetools==3.1.0
-certifi==2018.11.29
+certifi==2022.12.7
 cffi==1.11.5
 chardet==3.0.4
 Click==7.0