1 files changed, 1 insertions, 0 deletions
diff --git a/BUILD.gn b/BUILD.gn
index 239a0f995..4f8550d0d 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -68,6 +68,7 @@ ts_sources = [
   "js/event.ts",
   "js/event_target.ts",
   "js/fetch.ts",
+  "js/format_error.ts",
   "js/dom_file.ts",
   "js/file_info.ts",
   "js/files.ts",