diff --git a/Cargo.toml b/Cargo.toml
index fc1409d6..2536550c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -93,7 +93,7 @@ proxmox-worker-task = "0.1"
 
 # other proxmox crates
 pathpatterns = "0.3"
-proxmox-acme = "0.5"
+proxmox-acme = "0.5.3"
 pxar = "0.12"
 
 # PBS workspace
diff --git a/debian/control b/debian/control
index 5329ae53..159ee667 100644
--- a/debian/control
+++ b/debian/control
@@ -45,7 +45,7 @@ Build-Depends: bash-completion,
                librust-pathpatterns-0.3+default-dev,
                librust-percent-encoding-2+default-dev (>= 2.1-~~),
                librust-pin-project-lite-0.2+default-dev,
-               librust-proxmox-acme-0.5+default-dev,
+               librust-proxmox-acme-0.5+default-dev (>= 0.5.3-~~),
                librust-proxmox-apt-0.11+cache-dev,
                librust-proxmox-apt-0.11+default-dev,
                librust-proxmox-apt-api-types-1+default-dev (>= 1.0.1-~~),