diff --git a/lib/libqof/qof/qofbookmerge.c b/lib/libqof/qof/qofbookmerge.c
index c0b5685344..57a9de8822 100644
--- a/lib/libqof/qof/qofbookmerge.c
+++ b/lib/libqof/qof/qofbookmerge.c
@@ -451,8 +451,7 @@ qof_book_merge_foreach ( QofInstance* mergeEnt, gpointer user_data)
 	g_return_if_fail(mergeEnt != NULL);
 	currentRule = mergeData->currentRule;
 	g_return_if_fail(currentRule != NULL);
-	g = guid_malloc();
-	qof_instance_copy_guid(g, mergeEnt);
+	g = guid_copy(qof_instance_get_guid(mergeEnt));
 	mergeRule = g_new(QofBookMergeRule,1);
 	mergeRule->importEnt = 		mergeEnt;
 	mergeRule->difference = 	difference = 0;