diff --git a/domains/ffrgb_tst.conf b/domains/ffrgb_tst.conf
index a326dce..6f1357e 100644
--- a/domains/ffrgb_tst.conf
+++ b/domains/ffrgb_tst.conf
@@ -42,7 +42,7 @@
 
   dns = {
     cacheentries = 500,
-    servers = { 'fdef:f30f:1337:cafe::11', },
+    servers = { 'fdef:f30f:1337:cafe::31', },
   },
 
   next_node = {
diff --git a/domains/ffrgb_uml.conf b/domains/ffrgb_uml.conf
index 8fa0d5c..0b1c314 100644
--- a/domains/ffrgb_uml.conf
+++ b/domains/ffrgb_uml.conf
@@ -41,7 +41,7 @@
 
   dns = {
     cacheentries = 500,
-    servers = { 'fdef:f20f:1337:cafe::11', },
+    servers = { 'fdef:f20f:1337:cafe::21', },
   },
 
   next_node = {