diff --git a/packages/volto-heading-block/tsconfig.json b/packages/volto-heading-block/tsconfig.json
index 6d62e6f..a5159c7 100644
--- a/packages/volto-heading-block/tsconfig.json
+++ b/packages/volto-heading-block/tsconfig.json
@@ -17,7 +17,7 @@
       "@kitconcept/volto-heading-block/*": ["./src/*"]
     }
   },
-  "include": ["**/*.ts", "**/*.tsx"],
+ "include": ["**/*.ts", "**/*.tsx", "**/*.js", "**/*.jsx"],
   "exclude": [
     "node_modules",
     "build",