diff --git a/applications/ldap_client.nix b/applications/ldap_client.nix
index 69340cd..337f3d7 100644
--- a/applications/ldap_client.nix
+++ b/applications/ldap_client.nix
@@ -67,7 +67,7 @@
         auth_provider = ldap
         sudo_provider = ldap
 
-        ldap_uri = ldap://${cfg.address}:389
+        ldap_uri = ldaps://${cfg.address}:636
 
         ldap_search_base = ${cfg.base}
         # thank ye https://medium.com/techish-cloud/linux-user-ssh-authentication-with-sssd-ldap-without-joining-domain-9151396d967d