diff --git a/requirements.txt b/requirements.txt
index 55e6215..10b239e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ attrs==19.3.0
 Babel==2.8.0
 backcall==0.1.0
 biopython==1.74
-certifi==2020.4.5.1
+certifi==2022.12.7
 cffi==1.13.2
 chardet==3.0.4
 Click==7.0