diff --git a/requirements.txt b/requirements.txt
index 0209530..7ea0409 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 absl-py==0.9.0
 appdirs==1.4.3
 astor==0.8.1
-certifi==2019.3.9
+certifi==2022.12.7
 chardet==3.0.4
 coreapi==2.3.3
 coreschema==0.0.4