diff --git a/data/route/172.20.128.80_29 b/data/route/172.20.128.80_29
index 210bf6f6b..127fd90ac 100644
--- a/data/route/172.20.128.80_29
+++ b/data/route/172.20.128.80_29
@@ -1,4 +1,5 @@
 route:              172.20.128.80/29
 origin:             AS4242420144
+max-length:         29
 mnt-by:             NETRAVNEN-MNT
 source:             DN42
diff --git a/data/route/172.22.128.0_27 b/data/route/172.22.128.0_27
index 4814a324d..8ae135ce1 100644
--- a/data/route/172.22.128.0_27
+++ b/data/route/172.22.128.0_27
@@ -1,4 +1,5 @@
 route:              172.22.128.0/27
 origin:             AS4242420144
+max-length:         29
 mnt-by:             NETRAVNEN-MNT
 source:             DN42
diff --git a/data/route/172.22.128.32_27 b/data/route/172.22.128.32_27
index a38045c3d..94d50ff51 100644
--- a/data/route/172.22.128.32_27
+++ b/data/route/172.22.128.32_27
@@ -1,4 +1,5 @@
 route:              172.22.128.32/27
 origin:             AS4242420144
+max-length:         29
 mnt-by:             NETRAVNEN-MNT
 source:             DN42
diff --git a/data/route6/fd00:aaaa:251::_48 b/data/route6/fd00:aaaa:251::_48
index b8b99f6b0..3d71cbc64 100644
--- a/data/route6/fd00:aaaa:251::_48
+++ b/data/route6/fd00:aaaa:251::_48
@@ -1,4 +1,5 @@
 route6:             fd00:aaaa:251::/48
 origin:             AS4242420144
+max-length:         60
 mnt-by:             NETRAVNEN-MNT
 source:             DN42
diff --git a/data/route6/fd00:aaaa:255::_48 b/data/route6/fd00:aaaa:255::_48
index e0ea2b5f7..b19009a9d 100644
--- a/data/route6/fd00:aaaa:255::_48
+++ b/data/route6/fd00:aaaa:255::_48
@@ -1,4 +1,5 @@
 route6:             fd00:aaaa:255::/48
 origin:             AS4242420144
+max-length:         60
 mnt-by:             NETRAVNEN-MNT
 source:             DN42