diff --git a/debian/control b/debian/control
index 2ee50fd8c0..81fdb3ddac 100644
--- a/debian/control
+++ b/debian/control
@@ -143,7 +143,7 @@ Depends: ${shlibs:Depends}, ${misc:Depends},
  ruby-validates-hostname (>= 1.0.11~),
  ruby-zip (>= 2.0~),
 # GitLab Pages letsencrypt support
- ruby-acme-client (>= 2.0.6~),
+ ruby-acme-client (>= 2.0.9~),
 # Browser detection
  ruby-browser (>= 4.2~),
 # OS detection for usage ping