diff --git a/Ttrss/default.nix b/Ttrss/default.nix
index 34fd5d0..559f259 100644
--- a/Ttrss/default.nix
+++ b/Ttrss/default.nix
@@ -2,87 +2,85 @@
 , pkgs
 , lib
 }:
+{ documentRoot
+, user ? "http"
+, group ? "http"
+}:
 { TtrssPostgresDB
 }:
 
 let
-  asTtrssConfig = attrs: builtins.concatStringsSep "\n" (["<php"] ++ lib.attrsets.mapAttrsToList wrapPutenv attrs);
-  wrapPutenv = key: value: "putenv('TTRSS_${lib.toUpper key}=${value}')";
+  asTtrssConfig = attrs: builtins.concatStringsSep "\n" (
+    ["<?php" ""]
+    ++ lib.attrsets.mapAttrsToList wrapPutenv attrs
+    ++ [""] # Needs a newline at the end
+  );
+  wrapPutenv = key: value: "putenv('TTRSS_${lib.toUpper key}=${value}');";
+
+  config = self_url_path: {
+    db_type = "pgsql";
+    db_host = TtrssPostgresDB.target.properties.hostname;
+    db_user = TtrssPostgresDB.postgresUsername;
+    db_name = TtrssPostgresDB.postgresDatabase;
+    db_pass = TtrssPostgresDB.postgresPassword;
+    db_port = builtins.toString TtrssPostgresDB.postgresPort;
+
+    self_url_path = self_url_path;
+    single_user_mode = "true";
+    simple_update_mode = "false";
+    php_executable = pkgs.php;
+
+    lock_directory = "/run/ttrss/lock";
+    cache_dir = "/run/ttrss/cache";
+    icons_dir = "feed-icons";
+    icons_url = "feed-icons";
+
+    auth_auto_create = "true";
+    auth_auto_login = "true";
+
+    force_article_purge = "0";
+    sphinx_server = "localhost:9312";
+    sphinx_index = "ttrss, delta";
+
+    enable_registration = "false";
+    reg_notify_address = "user@your.domain.dom";
+    reg_max_users = "10";
+
+    session_cookie_lifetime = "86400";
+    smtp_from_name = "Tiny Tiny RSS";
+    smtp_from_address = "noreply@tiserbox.com";
+    digest_subject = "[tt-rss] New headlines for last 24 hours";
+
+    check_for_updates = "true";
+    plugins = "auth_internal, note";
+
+    log_destination = "syslog";
+  };
+
+  outputDirs = [
+    config.cache_dir
+    config.lock_directory
+  ];
 in
 stdenv.mkDerivation rec {
   name = "ttrss";
   src = pkgs.tt-rss;
+
   buildCommand =
     let
-      configFile = pkgs.writeText "config.php" (asTtrssConfig {
-        db_type = "pgsql";
-        db_host = TtrssPostgresDB.target.properties.hostname;
-        db_user = TtrssPostgresDB.postgresUsername;
-        db_name = TtrssPostgresDB.postgresDatabase;
-        db_pass = TtrssPostgresDB.postgresPassword;
-        db_port = builtins.toString TtrssPostgresDB.postgresPort;
-
-        self_url_path = "https://tt-rss.tiserbox.com/";
-        single_user_mode = "true";
-        simple_update_mode = "false";
-        php_executable = pkgs.php;
-
-        lock_directory = "/usr/share/webapps/tt-rss/lock";
-        cache_dir = "/var/cache/tt-rss";
-        icons_dir = "feed-icons";
-        icons_url = "feed-icons";
-
-        auth_auto_create = "true";
-        auth_auto_login = "true";
-
-        force_article_purge = "0";
-        sphinx_server = "localhost:9312";
-        sphinx_index = "ttrss, delta";
-
-        enable_registration = "false";
-        reg_notify_address = "user@your.domain.dom";
-        reg_max_users = "10";
-
-	      session_cookie_lifetime = "86400";
-	      smtp_from_name = "Tiny Tiny RSS";
-	      smtp_from_address = "noreply@tiserbox.com";
-	      digest_subject = "[tt-rss] New headlines for last 24 hours";
-
-	      check_for_updates = "true";
-	      plugins = "auth_internal, note";
-
-	      log_destination = "syslog";
-      });
+      configFile = pkgs.writeText "config.php" (asTtrssConfig (config "https://${name}.tiserbox.com/"));
     in
       ''
-      mkdir -p $out/webapps/${name}
-      cp -ra $src/* $out/webapps/${name}
+      mkdir -p $out/${name}
+      cp -ra $src/* $out/${name}
+      cp ${configFile} $out/${name}/config.php
 
-      mkdir -p $out/etc/ttrss
-      cp ${configFile} $out/etc/ttrss/config.php
-
-      echo "/usr/share/webapps" > $out/.dysnomia-targetdir
-      # echo "http:http" > $out/.dysnomia-filesetowner
+      echo "${documentRoot}" > $out/.dysnomia-targetdir
+      echo "${user}:${group}" > $out/.dysnomia-filesetowner
       
       cat > $out/.dysnomia-fileset <<FILESET
-        mkdir /etc/ttrss
-
-        symlink $out/etc/ttrss/config.php
-        target /etc/ttrss
-
-        mkdir /usr/share/webapps
-
-        symlink $out/webapps/ttrss
-        target /usr/share/webapps
+        symlink $out/${name}
+        target ${documentRoot}
       FILESET
-
-      # mkdir -p $out/webapps/${name}
-      # cp -ra $src/* $out/webapps/${name}
-
-      # mkdir -p $out/etc/tt-rss/
-      # cp ${configFile} $out/etc/tt-rss/config.php
-
-      # mkdir -p $out/usr/share/webapps/tt-rss/
-      # cp -ra $src/* $out/usr/share/webapps/tt-rss/
       '';
 }