From 713d38d77d3fe3367c3e9ec25fa250cc09d3751b Mon Sep 17 00:00:00 2001
From: Ruakij <ruakij@ruekov.eu>
Date: Fri, 9 Oct 2026 14:37:26 +0000
Subject: [PATCH] Shrink the default IPv6 cluster CIDR of k3s to fd42::/112

---
 kubernetes/defaults/main.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kubernetes/defaults/main.yml b/kubernetes/defaults/main.yml
index 5c38dc0..f974e71 100644
--- a/kubernetes/defaults/main.yml
+++ b/kubernetes/defaults/main.yml
@@ -7,7 +7,7 @@ kubernetes:
       service_cidr: 10.43.0.0/16
     ipv6:
       # Minimum: /120
-      cluster_cidr: fd42::/56
+      cluster_cidr: fd42::/112
       service_cidr: fd43::/112
 
     # Interface to grab node-IPv4/v6 from