diff --git a/pmg-rs/Cargo.toml b/pmg-rs/Cargo.toml
index cfccfa15..f6cdb835 100644
--- a/pmg-rs/Cargo.toml
+++ b/pmg-rs/Cargo.toml
@@ -31,6 +31,6 @@ url = "2"
 
 perlmod = { version = "0.11", features = [ "exporter" ] }
 
-proxmox-acme-rs = { version = "0.3.1", features = ["client"] }
+proxmox-acme-rs = { version = "0.4", features = ["client"] }
 proxmox-apt = "0.8.0"
 proxmox-tfa = { version = "2", features = ["api"] }
diff --git a/pmg-rs/debian/control b/pmg-rs/debian/control
index 7816a830..de724674 100644
--- a/pmg-rs/debian/control
+++ b/pmg-rs/debian/control
@@ -12,11 +12,10 @@ Build-Depends:
  librust-hex-0.4+default-dev,
  librust-libc-0.2+default-dev,
  librust-nix-0.19+default-dev,
- librust-openssl-0.10+default-dev (>= 0.10.32-~~),
  librust-perlmod-0.11+default-dev,
  librust-perlmod-0.11+exporter-dev,
- librust-proxmox-acme-rs-0.3+client-dev (>= 0.3.1-~~),
- librust-proxmox-acme-rs-0.3+default-dev (>= 0.3.1-~~),
+ librust-proxmox-acme-rs-0.4+client-dev,
+ librust-proxmox-acme-rs-0.4+default-dev,
  librust-proxmox-apt-0.8+default-dev,
  librust-proxmox-tfa-2+api-dev,
  librust-proxmox-tfa-2+default-dev,