diff --git a/src/jrd/tra.h b/src/jrd/tra.h
index ed7efe7ca3..e5c1939f33 100644
--- a/src/jrd/tra.h
+++ b/src/jrd/tra.h
@@ -103,9 +103,9 @@ public:
 
 	jrd_tra(MemoryPool* p, Firebird::MemoryStats* parent_stats,
 			Attachment* attachment, jrd_tra* outer, size_t length = 0)
-	:	tra_pool(p),
+	:	tra_attachment(attachment),
+		tra_pool(p),
 		tra_memory_stats(parent_stats),
-		tra_attachment(attachment),
 		tra_blobs_tree(p),
 		tra_blobs(&tra_blobs_tree),
 		tra_resources(*p),