diff --git a/packages/next/build/webpack/loaders/next-flight-client-loader.ts b/packages/next/build/webpack/loaders/next-flight-client-loader.ts
index 7d981d02f409..c08689af661e 100644
--- a/packages/next/build/webpack/loaders/next-flight-client-loader.ts
+++ b/packages/next/build/webpack/loaders/next-flight-client-loader.ts
@@ -80,6 +80,8 @@ async function parseExportNamesInto(
           addExportNames(names, node.declaration.identifier)
         }
         continue
+      default:
+        break
     }
   }
 }