diff --git a/src/tree_data_free.c b/src/tree_data_free.c
index b8c5329..9ff54c4 100644
--- a/src/tree_data_free.c
+++ b/src/tree_data_free.c
@@ -128,7 +128,7 @@
         iter = iter->next;
 
         FREE_STRING(ctx, attr->name);
-        /* TODO type->plugin->free(ctx, type, &attr->value); */
+        attr->value.realtype->plugin->free(ctx, &attr->value);
         free(attr);
     }
 }