diff --git a/roles/ansible_users/vars/Debian.yml b/roles/ansible_users/vars/Debian.yml
index 41d57e2..4b3daf5 100644
--- a/roles/ansible_users/vars/Debian.yml
+++ b/roles/ansible_users/vars/Debian.yml
@@ -1,9 +1,11 @@
 ---
 shells:
-  zsh: "/usr/bin/zsh"
-  sh: "/usr/bin/sh"
-  bash: "/usr/bin/bash"
-  fish: "/usr/bin/fish"
+  "zsh": "/usr/bin/zsh"
+  "sh": "/usr/bin/sh"
+  "bash": "/usr/bin/bash"
+  "fish": "/usr/bin/fish"
+  "nologin": "/usr/sbin/nologin"
+  "false": "/usr/bin/false"
 shellpackages:
   zsh: "zsh"
   sh: "bash"