diff --git a/tasks/main.yml b/tasks/main.yml
index 34b82e3..7e6c7a4 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -6,6 +6,8 @@
     install_recommends: yes
     pkg:
       - "sqlite3"
+      # hash an admin token: echo -n "$TOKEN" | argon2 "$(openssl rand -base64 32)" -e -id -k 65540 -t 3 -p 4
+      - "argon2"
 
 - name: setup vaultwarden directories
   file: