diff --git a/services/mattermost.nix b/services/mattermost.nix
index 6685b3b..e21a3a1 100644
--- a/services/mattermost.nix
+++ b/services/mattermost.nix
@@ -202,7 +202,7 @@ in {
           name = "mattermost";
           ensurePermissions = { "mattermost.*" = "ALL PRIVILEGES"; };
         } ];
-        package = pkgs.mysql;
+        package = pkgs.mysql80;
         dataDir = "/persist/mysql";
       };
 
diff --git a/services/nextcloud.nix b/services/nextcloud.nix
index 8febf2b..6f82d74 100644
--- a/services/nextcloud.nix
+++ b/services/nextcloud.nix
@@ -32,7 +32,7 @@
 
         # must be set manually; may not be incremented by more than one at
         # a time, otherwise nextcloud WILL break
-        package = pkgs.nextcloud25;
+        package = pkgs.nextcloud27;
 
         home = "/persist/nextcloud";
         https = true;
@@ -47,7 +47,7 @@
           dbhost = "/run/postgresql"; # nextcloud will add /.s.PGSQL.5432 by itself
           dbname = "nextcloud";
           # socket auth does not needs this, but the module insists it does
-          adminpassFile = "/lol/nope";
+          adminpassFile = "/persist/adminpassfile";
           adminuser = "root";
         };
 
diff --git a/services/uffd.nix b/services/uffd.nix
index 79b44f6..02fe132 100644
--- a/services/uffd.nix
+++ b/services/uffd.nix
@@ -58,8 +58,8 @@ in {
     wantedBy = [ "multi-user.target" ];
     after = [ "network.target" ];
     serviceConfig.Type = "simple";
-    path = [ pkgs.curl pkgs.jq ];
-    script = "${pkgs.fish}/bin/fish /persist/magic/mattermost-groupsync.fish";
+    path = [ pkgs.fish pkgs.curl pkgs.jq ];
+    script = "/persist/magic/mattermost-groupsync.fish";
     startAt = "*:0/15";
   };
 }