diff --git a/src/index.js b/src/index.js
index 6d00d40..31b251a 100644
--- a/src/index.js
+++ b/src/index.js
@@ -33,6 +33,7 @@ function someParent(element, lambda) {
       return true;
     }
   }
+  return false;
 }
 
 function cameraPositionToVec3(camera, vec3) {