diff --git a/Cargo.toml b/Cargo.toml
index 13ede986..8d5c354e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -38,4 +38,4 @@ walkdir = "2"
 md5 = "0.6"
 base64 = "0.10"
 pam-sys = "0.5"
-pam-auth = "0.5"
+pam = "0.7"
diff --git a/src/api2/access.rs b/src/api2/access.rs
index 361e445c..24811fb1 100644
--- a/src/api2/access.rs
+++ b/src/api2/access.rs
@@ -13,8 +13,8 @@ use serde_json::{json, Value};
 fn authenticate_user(username: &str, password: &str) -> Result<(), Error> {
 
     if username == "root@pam" {
-        let mut auth = pam_auth::Authenticator::new("proxmox-backup-auth").unwrap();
-        auth.set_credentials("root", password);
+        let mut auth = pam::Authenticator::with_password("proxmox-backup-auth").unwrap();
+        auth.get_handler().set_credentials("root", password);
         auth.authenticate()?;
         return Ok(());
     }