diff --git a/{{cookiecutter.out_dir}}/web/index.html b/{{cookiecutter.out_dir}}/web/index.html
index 91e58a1..568fc8b 100644
--- a/{{cookiecutter.out_dir}}/web/index.html
+++ b/{{cookiecutter.out_dir}}/web/index.html
@@ -26,6 +26,7 @@
   <script>
     var webRenderer = "{{ cookiecutter.web_renderer }}";
     var useColorEmoji = "{{ cookiecutter.use_color_emoji }}".toLowerCase() == "true";
+    var appPackageUrl = "assets/app/app.zip";
     var pythonModuleName = "{{ cookiecutter.python_module_name }}";
     var noCdn = "{{ cookiecutter.no_cdn }}".toLowerCase() == "true";
   </script>
diff --git a/{{cookiecutter.out_dir}}/web/python-worker.js b/{{cookiecutter.out_dir}}/web/python-worker.js
index 85cdb5c..e2320f6 100644
--- a/{{cookiecutter.out_dir}}/web/python-worker.js
+++ b/{{cookiecutter.out_dir}}/web/python-worker.js
@@ -1,4 +1,5 @@
 self.pyodideUrl = null;
+self.appPackageUrl = null;
 self.micropipIncludePre = false;
 self.pythonModuleName = null;
 self.documentUrl = null;
@@ -10,6 +11,7 @@ self.initPyodide = async function () {
         importScripts(self.pyodideUrl);
         self.pyodide = await loadPyodide();
         self.pyodide.registerJsModule("flet_js", flet_js);
+        self.pyodide.globals.set("app_package_url", self.appPackageUrl);
         self.pyodide.globals.set("python_module_name", self.pythonModuleName);
         self.pyodide.globals.set("micropip_include_pre", self.micropipIncludePre);
         flet_js.documentUrl = documentUrl;
@@ -19,6 +21,12 @@ self.initPyodide = async function () {
         from pyodide.http import pyfetch
 
         py_args = flet_js.args.to_py() if flet_js.args else None
+
+        if "app_package_url" in py_args:
+            app_package_url = py_args["app_package_url"]
+            
+        if app_package_url is None:
+            app_package_url = "assets/app/app.zip"
         
         if "python_module_name" in py_args:
             python_module_name = py_args["python_module_name"]
@@ -37,7 +45,7 @@ self.initPyodide = async function () {
 
         if "script" not in py_args:
             print("Downloading app archive")
-            response = await pyfetch("assets/app/app.zip")
+            response = await pyfetch(app_package_url)
             await response.unpack_archive()
         else:
             print("Saving script to a file")
@@ -79,6 +87,7 @@ self.onmessage = async (event) => {
         self.pyodideUrl = event.data.pyodideUrl;
         self.flet_js.args = event.data.args;
         self.documentUrl = event.data.documentUrl;
+        self.appPackageUrl = event.data.appPackageUrl;
         self.micropipIncludePre = event.data.micropipIncludePre;
         self.pythonModuleName = event.data.pythonModuleName;
         await self.initPyodide();
diff --git a/{{cookiecutter.out_dir}}/web/python.js b/{{cookiecutter.out_dir}}/web/python.js
index 5aa0e8d..d63e873 100644
--- a/{{cookiecutter.out_dir}}/web/python.js
+++ b/{{cookiecutter.out_dir}}/web/python.js
@@ -33,6 +33,7 @@ globalThis.jsConnect = async function(appId, args, dartOnMessage) {
         pyodideUrl: globalThis.pyodideUrl ?? defaultPyodideUrl,
         args: args,
         documentUrl: _documentUrl,
+        appPackageUrl: globalThis.appPackageUrl,
         micropipIncludePre: globalThis.micropipIncludePre,
         pythonModuleName: globalThis.pythonModuleName
     });