diff --git a/nixbld-etc-nixos/configuration.nix b/nixbld-etc-nixos/configuration.nix
index 18c3ad0..ce7fc29 100644
--- a/nixbld-etc-nixos/configuration.nix
+++ b/nixbld-etc-nixos/configuration.nix
@@ -773,6 +773,10 @@ in
           '';
         };
       };
+      "files.m-labs.hk" = {
+        forceSSL = true;
+        enableACME = true;
+      };
       "nmigen.org" = {
         addSSL = true;
         useACMEHost = "nixbld.m-labs.hk";
@@ -860,5 +864,13 @@ in
     certificateScheme = 3;
   };
 
+  services.nextcloud = {
+    enable = true;
+    package = pkgs.nextcloud24;
+    hostName = "files.m-labs.hk";
+    https = true;
+    config.adminpassFile = "/etc/nixos/secret/nextcloud_pass.txt";
+  };
+
   system.stateVersion = "21.05";
 }
diff --git a/nixbld-etc-nixos/named/m-labs.hk b/nixbld-etc-nixos/named/m-labs.hk
index ce47046..dc73dd2 100644
--- a/nixbld-etc-nixos/named/m-labs.hk
+++ b/nixbld-etc-nixos/named/m-labs.hk
@@ -1,7 +1,7 @@
 $TTL 7200
 
 @						SOA	42-200-147-171.static.imsbiz.com. sb.m-labs.hk. (
-							2022062801
+							2022063004
 							7200
 							3600
 							86400
@@ -30,6 +30,7 @@ hooks					CNAME	@
 forum					CNAME	@
 perso					CNAME	@
 rt						CNAME	@
+files					CNAME	@
 
 rpi-1					AAAA	2001:470:f821:1:dea6:32ff:fe8a:6a93
 rpi-2					AAAA	2001:470:f821:1:ba27:ebff:fef0:e9e6