diff --git a/src/types/error.ts b/src/types/error.ts
index 488ba21e..36f0ca84 100644
--- a/src/types/error.ts
+++ b/src/types/error.ts
@@ -18,6 +18,7 @@ export interface VideomailErrorData {
   // These are weird and probably not needed but help with narrowing down issues.
   // They come mostly from Videomail's proprietary UI code
   errStringified?: string | undefined;
+  event?: Event | undefined;
   eventStringified?: string | undefined;
 }