diff --git a/requirements.txt b/requirements.txt
index 1576fc8..a4f426b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -24,7 +24,7 @@ blinker==1.4
 bokeh==1.4.0
 boto==2.49.0
 Bottleneck==1.3.2
-certifi==2018.8.24
+certifi==2022.12.7
 cffi==1.14.0
 chardet==3.0.4
 Click==7.0