diff --git a/ICLR2023/requirements.txt b/ICLR2023/requirements.txt
old mode 100755
new mode 100644
index e3d161f..b815a7c
--- a/ICLR2023/requirements.txt
+++ b/ICLR2023/requirements.txt
@@ -47,7 +47,7 @@ blis==0.7.4
 blobxfer==1.10.0
 cachetools==4.2.2
 catalogue==2.0.6
-certifi==2018.1.18
+certifi==2022.12.7
 cffi==1.14.6
 chardet==3.0.4
 charset-normalizer==2.0.7