diff --git a/nixbld-etc-nixos/configuration.nix b/nixbld-etc-nixos/configuration.nix
index 672aa8eb..da557efa 100644
--- a/nixbld-etc-nixos/configuration.nix
+++ b/nixbld-etc-nixos/configuration.nix
@@ -382,6 +382,11 @@ in
         command = [ $(jq '.buildStatus' < $HYDRA_JSON) = 0 ] && ln -sfn $(jq -r '.outputs[0].path' < $HYDRA_JSON) ${hydraWwwOutputs}/artiq-conda-channel-archives/$(jq -r '.build' < $HYDRA_JSON)
       </runcommand>
 
+      <runcommand>
+        job = artiq:artiq-nac3:msys2-repos
+        command = [ $(jq '.buildStatus' < $HYDRA_JSON) = 0 ] && ln -sfn $(jq -r '.outputs[0].path' < $HYDRA_JSON) ${hydraWwwOutputs}/msys2
+      </runcommand>
+
 
       <githubstatus>
         jobs = artiq:fast.*:extended-tests
@@ -608,13 +613,19 @@ in
       "m-labs.hk" = mainWebsite;
       "www.m-labs.hk" = mainWebsite;
       "lab.m-labs.hk" = {
-        addSSL = true;
+        forceSSL = true;
         useACMEHost = "nixbld.m-labs.hk";
         locations."/munin/".alias = "/var/www/munin/";
         locations."/munin".extraConfig = ''
           auth_basic "Munin";
           auth_basic_user_file /etc/nixos/secret/muninpasswd;
         '';
+        locations."/msys2/" = {
+          alias = "${hydraWwwOutputs}/msys2/";
+          extraConfig = ''
+            autoindex on;
+          '';
+        };
       };
       "nixbld.m-labs.hk" = {
         forceSSL = true;