diff --git a/source/dyaml/node.d b/source/dyaml/node.d
index 286d4ec..f3b8ba0 100644
--- a/source/dyaml/node.d
+++ b/source/dyaml/node.d
@@ -222,6 +222,7 @@ struct Node
         //Node collection style. Used to remember style this node was loaded with.
         CollectionStyle collectionStyle = CollectionStyle.Invalid;
 
+        pragma(msg, "Node is %s bytes long".format(Node.sizeof));
         static assert(Value.sizeof <= 24, "Unexpected YAML value size");
         static assert(Node.sizeof <= 48, "Unexpected YAML node size");