diff --git a/nixos/tests/vsftpd.nix b/nixos/tests/vsftpd.nix
index f3bd182a3748..543510f26281 100644
--- a/nixos/tests/vsftpd.nix
+++ b/nixos/tests/vsftpd.nix
@@ -4,6 +4,8 @@
 
   nodes = {
     server = {
+      security.pam.services.vsftpd.enable = true;
+
       services.vsftpd = {
         enable = true;
         userlistDeny = false;