diff --git a/requirements.txt b/requirements.txt
index d78a622..67873f0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ absl-py==0.4.1
 affine==2.2.1
 astor==0.7.1
 attrs==18.2.0
-certifi==2018.11.29
+certifi==2022.12.7
 chardet==3.0.4
 click==6.7
 click-plugins==1.0.4