diff --git a/data/route/172.21.113.96_27 b/data/route/172.21.113.96_27
index 9b6d6652c..d650f14bd 100644
--- a/data/route/172.21.113.96_27
+++ b/data/route/172.21.113.96_27
@@ -1,5 +1,5 @@
 route:              172.21.113.96/27
 origin:             AS4242420774
-max-length:         27
+max-length:         29
 mnt-by:             XIEXILIN-MNT
 source:             DN42
diff --git a/data/route6/fd6b:ddd4:ddf4::_48 b/data/route6/fd6b:ddd4:ddf4::_48
index 3e674cc5e..e700d7aef 100644
--- a/data/route6/fd6b:ddd4:ddf4::_48
+++ b/data/route6/fd6b:ddd4:ddf4::_48
@@ -1,5 +1,5 @@
 route6:             fd6b:ddd4:ddf4::/48
 origin:             AS4242420774
-max-length:         48
+max-length:         56
 mnt-by:             XIEXILIN-MNT
 source:             DN42