diff --git a/requirements.txt b/requirements.txt
index 8d51e86..92ca455 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 atari-py==0.1.7
-certifi==2019.3.9
+certifi==2022.12.7
 chardet==3.0.4
 future==0.17.1
 gym==0.12.1