diff --git a/requirements.txt b/requirements.txt
index 84286c0..dcb06f3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ attrs==19.1.0
 Babel==2.6.0
 bcbio-gff==0.6.6
 biopython==1.73
-certifi==2019.3.9
+certifi==2022.12.7
 chardet==3.0.4
 configparser==3.7.4
 docutils==0.14