diff --git a/mastus/radicale.nix b/mastus/radicale.nix
index b680f63..4c6d2d9 100644
--- a/mastus/radicale.nix
+++ b/mastus/radicale.nix
@@ -5,12 +5,11 @@ in
 {
   services.radicale = {
     enable = true;
-    package = pkgs.radicale2;
+    package = pkgs.radicale3;
     settings = {
       server = {
         hosts = "127.0.0.1:${toString radicalePort}";
         ssl = false;
-        dns_lookup = false;
       };
 
       storage = {
@@ -20,6 +19,7 @@ in
       auth = {
         type = "htpasswd";
         htpasswd_filename = "/var/lib/radicale/htpasswd";
+        htpasswd_encryption = "bcrypt";
       };
 
       rights = {