diff --git a/proxmox/Cargo.toml b/proxmox/Cargo.toml
index 11d77961..94fa980f 100644
--- a/proxmox/Cargo.toml
+++ b/proxmox/Cargo.toml
@@ -16,7 +16,7 @@ exclude = [ "debian" ]
 anyhow = "1.0"
 lazy_static = "1.4"
 libc = "0.2"
-nix = "0.16"
+nix = "0.19"
 
 # tools module:
 base64 = "0.12"