diff --git a/Pantograph/Protocol.lean b/Pantograph/Protocol.lean
index fcc253f..84e0cc2 100644
--- a/Pantograph/Protocol.lean
+++ b/Pantograph/Protocol.lean
@@ -241,7 +241,7 @@ structure GoalPrint where
 structure GoalPrintResult where
   -- The root expression
   root?: Option Expression := .none
-  -- How is this goal filled in relation to its children?
+  -- The filling expression of the parent goal
   parent?: Option Expression := .none
   deriving Lean.ToJson