diff --git a/lib/src/nogoods.rs b/lib/src/nogoods.rs
index fd6fa0a..de25bbe 100644
--- a/lib/src/nogoods.rs
+++ b/lib/src/nogoods.rs
@@ -79,7 +79,7 @@ impl NoGood {
                 return None;
             }
         }
-        visit.then(|| result)
+        visit.then_some(result)
     }
 
     /// Creates an updated [Vec<Term>], based on the given [&[Term]] and the [NoGood].