diff --git a/flattree.c b/flattree.c
index ec14954..089b976 100644
--- a/flattree.c
+++ b/flattree.c
@@ -797,6 +797,10 @@ static struct node *unflatten_tree(struct inbuf *dtbuf,
 		}
 	} while (val != FDT_END_NODE);
 
+	if (node->name != flatname) {
+		free(flatname);
+	}
+
 	return node;
 }