diff --git a/requirements.txt b/requirements.txt
index 4de8959..7a08251 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,4 +3,4 @@ Cython==0.29.21
 mahotas==1.4.11
 numpy==1.19.2
 scipy==1.5.2
-certifi==2020.12.5
+certifi==2022.12.7