diff --git a/requirements.txt b/requirements.txt
index 9f8a8dd..dfa1974 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ astor==0.6.2
 Babel==2.6.0
 backcall==0.1.0
 bleach==1.5.0
-certifi==2018.4.16
+certifi==2022.12.7
 chardet==3.0.4
 cycler==0.10.0
 decorator==4.3.0