diff --git a/requirements.txt b/requirements.txt
index 8870fae..efb1800 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 bokeh==0.12.16
-certifi==2018.4.16
+certifi==2022.12.7
 chardet==3.0.4
 cycler==0.10.0
 decorator==4.3.0