diff --git a/Model/IWhen.cs b/Model/IWhen.cs
index 132efad..e5f45a8 100644
--- a/Model/IWhen.cs
+++ b/Model/IWhen.cs
@@ -35,6 +35,8 @@ public class WhenNodeDeserialiser : INodeDeserializer
             }
         }
 
+        reader.Consume<MappingEnd>();
+
         return true;
     }
 }