diff --git a/src/components/StoreBuilder.ts b/src/components/StoreBuilder.ts
index 14f8446d..6e8378c4 100644
--- a/src/components/StoreBuilder.ts
+++ b/src/components/StoreBuilder.ts
@@ -48,6 +48,9 @@ export function StoreBuilder(props: StoreBuilderProps) {
         const resolved = await loadAndBundleSpec(spec || specUrl!);
         setResolvedSpec(resolved);
       } catch (e) {
+        if (onLoaded) {
+          onLoaded(e);
+        }
         setError(e);
         throw e;
       }