diff --git a/.dockerignore b/.dockerignore
index c216dc15..6fc86f9c 100644
--- a/.dockerignore
+++ b/.dockerignore
@@ -2,3 +2,4 @@ worker/transcribee_worker/.data
 backend/__pypackages__
 worker/__pypackages__
 frontend/node_modules/
+packaging/Dockerfile
diff --git a/frontend/vite.config.js b/frontend/vite.config.js
index d28569d6..a44ac90c 100644
--- a/frontend/vite.config.js
+++ b/frontend/vite.config.js
@@ -97,6 +97,7 @@ export default defineConfig({
     proxy: {
       '/api': 'http://127.0.0.1:8000',
       '/api/v1/documents/sync': { target: 'http://127.0.0.1:8000', ws: true },
+      '/media': 'http://127.0.0.1:8000',
     },
   },
   plugins: [
diff --git a/packaging/Dockerfile b/packaging/Dockerfile
index 5831233c..9d0967ea 100644
--- a/packaging/Dockerfile
+++ b/packaging/Dockerfile
@@ -16,7 +16,8 @@ RUN nix-shell packaging/shell.nix --command ./packaging/install_dependencies.sh
 RUN nix-shell packaging/shell.nix --command ./packaging/setup_backend.sh
 
 EXPOSE 5173
-EXPOSE 8000
+
+ENV MEDIA_URL_BASE=http://localhost:5173/
 
 ENTRYPOINT [ "nix-shell", "packaging/shell.nix", "--command" ]