diff --git a/requirements.txt b/requirements.txt
index d41c048..2abf3c6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ atomicwrites==1.3.0
 attrs==19.1.0
 autopep8==1.4.4
 backcall==0.1.0
-certifi==2019.6.16
+certifi==2022.12.7
 cloudpickle==1.2.1
 colorama==0.4.1
 cycler==0.10.0