diff --git a/krebs/3modules/external/mic92.nix b/krebs/3modules/external/mic92.nix
index e83608385..0e6812a35 100644
--- a/krebs/3modules/external/mic92.nix
+++ b/krebs/3modules/external/mic92.nix
@@ -224,10 +224,8 @@ in {
         retiolum = {
           via = internet;
           addrs = [
-            config.krebs.hosts.eve.nets.retiolum.ip4.addr
             config.krebs.hosts.eve.nets.retiolum.ip6.addr
           ];
-          ip4.addr = "10.243.29.174";
           aliases = [ "eve.r" ];
           tinc.pubkey = ''
             -----BEGIN RSA PUBLIC KEY-----
diff --git a/lass/1systems/yellow/config.nix b/lass/1systems/yellow/config.nix
index dc3b4b566..554882bf3 100644
--- a/lass/1systems/yellow/config.nix
+++ b/lass/1systems/yellow/config.nix
@@ -21,7 +21,7 @@ with import <stockholm/lib>;
       download-dir = "/var/download/finished";
       incomplete-dir = "/var/download/incoming";
       incomplete-dir-enable = true;
-      rpc-bind-address = "0.0.0.0";
+      rpc-bind-address = "::";
       message-level = 1;
       umask = 18;
       rpc-whitelist-enabled = false;
diff --git a/makefu/2configs/nix-community/supervision.nix b/makefu/2configs/nix-community/supervision.nix
index f648b9c17..cd4b6567b 100644
--- a/makefu/2configs/nix-community/supervision.nix
+++ b/makefu/2configs/nix-community/supervision.nix
@@ -6,6 +6,7 @@ in {
 
   networking.firewall.extraCommands = ''
     iptables -A INPUT -i retiolum -p tcp --dport ${port} -j ACCEPT
+    ip6tables -A INPUT -i retiolum -p tcp --dport ${port} -j ACCEPT
   '';
 
   services.telegraf = {