diff --git a/requirements.txt b/requirements.txt
index e283cb9..87e44cf 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ absl-py==0.9.0
 astor==0.8.1
 audioread==2.1.8
 cachetools==4.0.0
-certifi==2019.11.28
+certifi==2022.12.7
 cffi==1.14.0
 chardet==3.0.4
 cycler==0.10.0