diff --git a/procolix-configuration.nix b/procolix-configuration.nix
index 48c2c4cf..99f5823e 100644
--- a/procolix-configuration.nix
+++ b/procolix-configuration.nix
@@ -51,34 +51,21 @@
 
   users.users.procolix = {
     isNormalUser = true;
-    extraGroups = [ "wheel" ]; # Enable ‘sudo’ for the user.
+    extraGroups = [ "wheel" ];
     hashedPassword = "$y$j9T$UH8Dh/poTCCZ3PXk43au6/$iYen8VUEVvv7SIPqteNtTPKktLxny3TbqvjUwhvi.6B";
     openssh.authorizedKeys.keys = [
-    "ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEAotfCIjLoDlHOe+++kVS1xiBPaS8mC5FypgrxDrDVst6SHxMTca2+IScMajzUZajenvNAoZOwIsyAPacT8OHeyFvV5Y7G874Qa+cZVqJxLht9gdXxr1GNabU3RfhhCh272dUeIKIqfgsRsM2HzdnZCMDavS1Yo+f+RhhHhnJIua+NdVFo21vPrpsz+Cd0M1NhojARLajrTHvEXW0KskUnkbfgxT0vL9jeRZxdgMS+a9ZoR5dbzOxQHWfbP8N04Xc+7CweMlvKwlWuAE/xDb5XLNHorfGWFvZuVhptJN8jPaaVS25wsmsF5IbaAuSZfzCtBdFQhIloUhy0L6ZisubHjQ== procolix@sshnode1"
-    "ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEAuT3C0f3nyQ7SwUvXcFmEYEgwL+crY6iK0Bhoi9yfn4soz3fhfMKyKSwc/0RIlRnrz3xnkyJiV0vFeU7AC1ixbGCS3T9uc0G1x0Yedd9n2yR8ZJmkdyfjZ5KE4YvqZ3f6UZn5Mtj+7tGmyp+ee+clLSHzsqeyDiX0FIgFmqiiAVJD6qeKPFAHeWz9b2MOXIBIw+fSLOpx0rosCgesOmPc8lgFvo+dMKpSlPkCuGLBPj2ObT4sLjc98NC5z8sNJMu3o5bMbiCDR9JWgx9nKj+NlALwk3Y/nzHSL/DNcnP5vz2zbX2CBKjx6ju0IXh6YKlJJVyMsH9QjwYkgDQVmy8amQ== procolix@sshnode2"
-    ];
-    packages = with pkgs; [
+      "ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEAotfCIjLoDlHOe+++kVS1xiBPaS8mC5FypgrxDrDVst6SHxMTca2+IScMajzUZajenvNAoZOwIsyAPacT8OHeyFvV5Y7G874Qa+cZVqJxLht9gdXxr1GNabU3RfhhCh272dUeIKIqfgsRsM2HzdnZCMDavS1Yo+f+RhhHhnJIua+NdVFo21vPrpsz+Cd0M1NhojARLajrTHvEXW0KskUnkbfgxT0vL9jeRZxdgMS+a9ZoR5dbzOxQHWfbP8N04Xc+7CweMlvKwlWuAE/xDb5XLNHorfGWFvZuVhptJN8jPaaVS25wsmsF5IbaAuSZfzCtBdFQhIloUhy0L6ZisubHjQ== procolix@sshnode1"
+      "ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEAuT3C0f3nyQ7SwUvXcFmEYEgwL+crY6iK0Bhoi9yfn4soz3fhfMKyKSwc/0RIlRnrz3xnkyJiV0vFeU7AC1ixbGCS3T9uc0G1x0Yedd9n2yR8ZJmkdyfjZ5KE4YvqZ3f6UZn5Mtj+7tGmyp+ee+clLSHzsqeyDiX0FIgFmqiiAVJD6qeKPFAHeWz9b2MOXIBIw+fSLOpx0rosCgesOmPc8lgFvo+dMKpSlPkCuGLBPj2ObT4sLjc98NC5z8sNJMu3o5bMbiCDR9JWgx9nKj+NlALwk3Y/nzHSL/DNcnP5vz2zbX2CBKjx6ju0IXh6YKlJJVyMsH9QjwYkgDQVmy8amQ== procolix@sshnode2"
     ];
   };
 
   users.users.niols = {
     isNormalUser = true;
-    extraGroups = [ "wheel" ]; # Enable ‘sudo’ for the user.
+    extraGroups = [ "wheel" ];
+    hashedPassword = "$y$j9T$PlqgzCwoXxCXbTFwt//B.0$pIB.7NZwmdyXKJSnnJhZwampSPow8nMccN7gbhfDOC0";
     openssh.authorizedKeys.keys = [
-    "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIEElREJN0AC7lbp+5X204pQ5r030IbgCllsIxyU3iiKY niols@wallace"
-    "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIBkQXv/VRZLfV0wNN9PHedmKWyAIfpPUCdaznHZNIDkS niols@orianne/fediversity"
-    ];
-    packages = with pkgs; [
-    ];
-  };
-
-  users.users.valentin = {
-    isNormalUser = true;
-    extraGroups = [ "wheel" ]; # Enable ‘sudo’ for the user.
-    openssh.authorizedKeys.keys = [
-    "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIOJzgwAYAoMexc1fBJxU08YmsiU9T4Ua8QFeE4/kZNZ5"
-    ];
-    packages = with pkgs; [
+      "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIEElREJN0AC7lbp+5X204pQ5r030IbgCllsIxyU3iiKY niols@wallace"
+      "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIBkQXv/VRZLfV0wNN9PHedmKWyAIfpPUCdaznHZNIDkS niols@orianne/fediversity"
     ];
   };