diff --git a/requirements.txt b/requirements.txt
index c792e7c..8479cfc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 autopep8==1.3.2
-certifi==2017.7.27.1
+certifi==2022.12.7
 chardet==3.0.4
 idna==2.6
 pycodestyle==2.3.1