diff --git a/requirements.txt b/requirements.txt
index 79ecfee..ec132f9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ argh==0.26.2
 beautifulsoup4==4.7.1
 biopython==1.73
 bioservices==1.6.0
-certifi==2020.12.5
+certifi==2022.12.7
 chardet==3.0.4
 colorama==0.4.4
 colorlog==4.7.2