diff --git a/docker-compose.yml b/docker-compose.yml
index 75f9b99..b48b480 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -12,7 +12,7 @@ services:
       WSL_DISTRO_NAME: ${WSL_DISTRO_NAME:-}
     volumes:
       - ./data:/data
-      - ${VIDEO_ARCHIVE_HOST:-./data/archive}:/videos:ro
+      - ${VIDEO_ARCHIVE_HOST:-./data/archive}:/videos
       - hf-cache:/root/.cache/huggingface
     ports:
       - "${API_PORT:-9010}:8000"
diff --git a/frontend/nginx.conf b/frontend/nginx.conf
index 53afb01..3041f1d 100644
--- a/frontend/nginx.conf
+++ b/frontend/nginx.conf
@@ -2,9 +2,9 @@ server {
     listen 80;
     server_name _;
 
-    # A base model upload is a whole .pt checkpoint; the default 1 MB would
-    # reject every one of them.
-    client_max_body_size 512m;
+    # Uploads are multi-GB: whole .pt checkpoints and multi-GB videos; the
+    # default 1 MB would reject every one of them.
+    client_max_body_size 20g;
 
     root /usr/share/nginx/html;
     index index.html;