diff --git a/tsconfig.json b/tsconfig.json
index 641d2b01..94bcd38e 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -12,6 +12,6 @@
     "noEmit": true,
     "pretty": true
   },
-  "include": ["**/*.js", "**/*.ts", "**/*.tsx"],
-  "exclude": ["node_modules", "**/*.spec.ts"]
+  "include": ["js/**/*.js", "js/**/*.ts", "js/**/*.tsx"],
+  "exclude": ["node_modules", "**/*.spec.ts", "demo/built"]
 }