diff --git a/roles/sysctl-forwarding/templates/sysctl.d/10-forwarding.conf.j2 b/roles/sysctl-forwarding/templates/sysctl.d/10-forwarding.conf.j2
index 735c362f..133397ca 100644
--- a/roles/sysctl-forwarding/templates/sysctl.d/10-forwarding.conf.j2
+++ b/roles/sysctl-forwarding/templates/sysctl.d/10-forwarding.conf.j2
@@ -9,4 +9,4 @@ net.ipv4.ip_forward=1
 net.ipv6.conf.all.forwarding=1
 
 # Enable more routes for IPv6, default is 4096
-net.ipv6.route.max_size=50000
+net.ipv6.route.max_size=500000