diff --git a/requirements.txt b/requirements.txt
index c2ff549..5a747ad 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ backports.ssl-match-hostname==3.5.0.1
 backports.weakref==1.0.post1
 bleach==1.5.0
 bokeh==0.12.10
-certifi==2018.8.24
+certifi==2022.12.7
 chardet==3.0.4
 configparser==3.5.0
 coremltools==2.0