diff --git a/requirements.txt b/requirements.txt
index 1d8b4ec..be52fa2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ atomicwrites==1.2.1
 attrs==18.2.0
 backcall==0.1.0
 bleach==3.0.2
-certifi==2018.11.29
+certifi==2022.12.7
 chardet==3.0.4
 cloudpickle==0.6.1
 cycler==0.10.0