diff --git a/index.js b/index.js
index 7e1d9e63..6c3eaa7f 100644
--- a/index.js
+++ b/index.js
@@ -909,7 +909,7 @@
   }
   S.Just = def('Just', {}, [a, $Maybe(a)], Just);
 
-  //# Maybe.empty :: -> Maybe a
+  //# Maybe.empty :: () -> Maybe a
   //.
   //. Returns Nothing.
   //.