diff --git a/users.yml b/users.yml
index ebf971f..8635bde 100644
--- a/users.yml
+++ b/users.yml
@@ -44,8 +44,12 @@
 
     - authorized_key:
         user: hopko
-        key: 'ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEArQsJ0g/a5YOHlk7xcMpHNxiN+up4syzLZfgiICECET/SCDXUN4Xh3BlSWng8hMQMD5sNSADF4AghdLKfuqXG1MMSvzGSVTcRwiZ+Hq6YCoiinpQw0qu7LOZVZeoG8f7sGwhBqe0wKeyPe6Q7nRe0CXvM+aU4XfZz18O/d3mU1S7cEiue02MgH6ff6VTJFqOtLGpL1rILJn3t58N+2CCWxJwGplkp7hRJ9TnhQqCO+PN/p/4neusjembRu5lX+AKX1mv91WYURkxfLE3CWe9V9YJVG0lLgfXDMyghqkTwf8UsMHS5FBy8oTvuC55EhX+xm2Peo1lZlzy7t5Hg2fWYFQ== h.meijering@rug.nl'
+        key: '{{ item }}'
         state: present
+      with_items:
+          - 'ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEArQsJ0g/a5YOHlk7xcMpHNxiN+up4syzLZfgiICECET/SCDXUN4Xh3BlSWng8hMQMD5sNSADF4AghdLKfuqXG1MMSvzGSVTcRwiZ+Hq6YCoiinpQw0qu7LOZVZeoG8f7sGwhBqe0wKeyPe6Q7nRe0CXvM+aU4XfZz18O/d3mU1S7cEiue02MgH6ff6VTJFqOtLGpL1rILJn3t58N+2CCWxJwGplkp7hRJ9TnhQqCO+PN/p/4neusjembRu5lX+AKX1mv91WYURkxfLE3CWe9V9YJVG0lLgfXDMyghqkTwf8UsMHS5FBy8oTvuC55EhX+xm2Peo1lZlzy7t5Hg2fWYFQ== h.meijering@rug.nl'
+          - 'ecdsa-sha2-nistp521 AAAAE2VjZHNhLXNoYTItbmlzdHA1MjEAAAAIbmlzdHA1MjEAAACFBAAAwpze6sLHej0ICj4nT0iM+Dn0A+Yy2h4PqOmLylxGBuhrIhYNOpze/J4RA20ktSSJEXuHCHG23DMzcyqrLCYKbAGPsAd8e/PCXg9DfeBBteOOOI27Aad+7vXbKRthbK3cd/qyDqv2YA3war8+0zyuWIu4f/+OSbSOrWIZnVir8hihMw== h.meijering@rug.nl'
+          - 'ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIHRljLyqLFz+lvYCuYz/YANvrXmzFaw1EFA2K3ARWDmQ h.meijering@rug.nl'
 
     - user:
         name: alex