diff --git a/requirements.txt b/requirements.txt
index cc2dca2..3f31265 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ bio==0.1.0
 biopython==1.76
 Brlapi==0.6.6
 cachetools==4.0.0
-certifi==2019.11.28
+certifi==2022.12.7
 chardet==3.0.4
 click==7.1.1
 command-not-found==0.3