diff --git a/.credentials/LDAP_URI b/.credentials/LDAP_URI
new file mode 100644
index 0000000..d8186ed
--- /dev/null
+++ b/.credentials/LDAP_URI
@@ -0,0 +1 @@
+ldaps://ldap.spi.ens.fr:6636
diff --git a/app/settings.py b/app/settings.py
index e3052e3..e5b5c72 100644
--- a/app/settings.py
+++ b/app/settings.py
@@ -169,7 +169,7 @@ LOGGING = {
 
 CAS_AUTH_CLASS = "cas_server.auth.LdapAuthUser"
 CAS_LDAP_SERVER = ldap3.Server(
-    "ldaps://ldap.spi.ens.fr:636",
+    credentials.get("LDAP_URI", "ldaps://ldap.spi.ens.fr:636"),
     get_info=ldap3.ALL,
     tls=ldap3.Tls(
         validate=ssl.CERT_REQUIRED,
diff --git a/nix/loadcredential/default.nix b/nix/loadcredential/default.nix
index 899fbed..e05efaf 100644
--- a/nix/loadcredential/default.nix
+++ b/nix/loadcredential/default.nix
@@ -8,14 +8,14 @@
 
 buildPythonPackage rec {
   pname = "loadcredential";
-  version = "1.1";
+  version = "1.2";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "Tom-Hubrecht";
     repo = "loadcredential";
     rev = "v${version}";
-    hash = "sha256-GXpMqGLDmDnTGa9cBYe0CP3Evm5sQ3AK9u6k3mLAW34=";
+    hash = "sha256-rNWFD89h1p1jYWLcfzsa/w8nK3bR4aVJsUPx0UtZnIw=";
   };
 
   build-system = [