1 files changed, 1 insertions, 0 deletions
diff --git a/src/util/maybe.h b/src/util/maybe.h
index e90953e0b..b1c81f76e 100644
--- a/src/util/maybe.h
+++ b/src/util/maybe.h
@@ -75,6 +75,7 @@ inline std::ostream& operator<<(std::ostream& out, const Maybe<T>& m){
   if(m.nothing()){
     out << "Nothing";
   }else{
+    out << "Just ";
     out << m.constValue();
   }
   out << "}";