diff --git a/src/bowser.js b/src/bowser.js
index 9b1449e..f79e6e0 100644
--- a/src/bowser.js
+++ b/src/bowser.js
@@ -74,10 +74,4 @@ class Bowser {
   }
 }
 
-export {
-  BROWSER_MAP,
-  ENGINE_MAP,
-  OS_MAP,
-  PLATFORMS_MAP,
-} from './constants.js';
 export default Bowser;