diff --git a/wallpapers-ocs/wallpapers_ocs.vala b/wallpapers-ocs/wallpapers_ocs.vala
index 0fb898b..e8ab7fd 100644
--- a/wallpapers-ocs/wallpapers_ocs.vala
+++ b/wallpapers-ocs/wallpapers_ocs.vala
@@ -31,7 +31,9 @@ namespace WallpapersOcs {
         public bool supports_search { get { return false; } }
         public Provider() { base("/usr/local/bin/ncz-wallpaper-ocs"); }
         public async ArrayList<WallpaperProviderChoice> choices(string index, Cancellable? cancel) throws Error {
-            return WallpaperOcs.categories(index, id);
+            // The browser passes an empty index; this provider fetches its own,
+            // same as wallpapers-bing's choices() fetching its own markets.
+            return WallpaperOcs.categories(yield command({helper, "index"}, cancel, 90), id);
         }
         public async WallpaperProviderResult browse(string category, string query, int page,
                 bool refresh, Cancellable? cancel) throws Error {
@@ -45,6 +47,11 @@ namespace WallpapersOcs {
                 "--pages", "1", "--page-size", OCS_PAGE_SIZE}, cancel, 60, refresh);
             var result = new WallpaperProviderResult();
             result.items = WallpaperOcs.items(data, network, network_category);
+            // items() sets owner_id to the per-network name (e.g. "pling"),
+            // but the registered provider id is the "ocs" aggregate -- fix
+            // it up here so import_card()'s provider_registry.lookup(owner_id)
+            // finds this provider instead of failing "not active".
+            foreach (var item in result.items) item.owner_id = id;
             var response = WallpaperOcs.document(data);
             var failed = response.get_member("failed_networks");
             if (failed != null && failed.get_node_type() == Json.NodeType.ARRAY && failed.get_array().get_length() > 0)