diff --git a/requirements.txt b/requirements.txt
index 8cf3679..16a0729 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -37,4 +37,4 @@ pydantic-settings==2.11.0
 annotated-types==0.7.0
 
 # SSL / ACME management
-certbot==4.2.0
+certbot==5.1.0