diff --git a/requirements.txt b/requirements.txt
index a42eb2b..7f2644c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 bokeh==2.2.1
-certifi==2020.6.20
+certifi==2022.12.7
 decorator==4.4.2
 Jinja2==2.11.3
 MarkupSafe==1.1.1