diff --git a/modules/kavita.nix b/modules/kavita.nix
index fa687f2..7448e33 100644
--- a/modules/kavita.nix
+++ b/modules/kavita.nix
@@ -14,4 +14,18 @@
     dataDir = "/mnt/250ssd/kavita";
     tokenKeyFile = config.age.secrets.kavita.path;
   };
+  #todo: base url needs new kavita version
+  systemd.services.kavita = {
+      preStart = ''
+        umask u=rwx,g=rx,o=
+        cat > "/mnt/250ssd/kavita/config/appsettings.json" <<EOF
+        {
+          "TokenKey": "$(cat ${config.age.secrets.kavita.path})",
+          "Port": 5000,
+          "BaseUrl" : "/books",
+          "IpAddresses": "${lib.concatStringsSep "," ["0.0.0.0" "::"]}"
+        }
+        EOF
+      '';
+  };
 }
diff --git a/modules/nginx.nix b/modules/nginx.nix
index 6691ba8..d9810dd 100644
--- a/modules/nginx.nix
+++ b/modules/nginx.nix
@@ -52,6 +52,9 @@
                     '';
                     proxyPass = "http://127.0.0.1:8080";
                 };
+               #locations."~/books(.*)$" = {
+               #    proxyPass = "http://127.0.0.1:5000";
+               #};
             };
             "adguard.local" = {
                 locations."/".proxyPass = "http://127.0.0.1:3000";