diff --git a/index.js b/index.js
index bc32a7e..d25e044 100644
--- a/index.js
+++ b/index.js
@@ -59,7 +59,7 @@ function gathererFromSearchPaths(rootPath, searchPaths, pattern) {
           return done(error)
         }
 
-        return done(null, [].concat(...filesContents))
+        return done(null, [].concat(...filesContents)) // shallow flatten
       }
     )
   }