diff --git a/nix/nixos/cardano-node-service.nix b/nix/nixos/cardano-node-service.nix
index bb61dfd9235..63fd30042dc 100644
--- a/nix/nixos/cardano-node-service.nix
+++ b/nix/nixos/cardano-node-service.nix
@@ -210,7 +210,7 @@ in {
         type = types.path;
         default = commonLib.mkEdgeTopology {
           inherit (cfg) port;
-          inherit (envConfig) edgeNodes;
+          edgeNodes = [ envConfig.relaysNew ];
         };
         description = ''
           Cluster topology
diff --git a/nix/scripts.nix b/nix/scripts.nix
index c1bf8f0d65e..0994c949591 100644
--- a/nix/scripts.nix
+++ b/nix/scripts.nix
@@ -44,7 +44,12 @@ let
     topologyFile = let
       edgePort = if config.useProxy then config.proxyPort else config.edgePort;
       edgeHost = if config.useProxy then config.proxyHost else config.edgeHost;
-      edgeNodes = if config.useProxy then [] else config.edgeNodes;
+      hasCustomEdgeNodes = __hasAttr "edgeNodes" customConfig;
+      hasRelaysNew = __hasAttr "relaysNew" config;
+      edgeNodes = let
+        relaysNodes = [ config.relaysNew ];
+        edgeNodes' = if (hasCustomEdgeNodes || !hasRelaysNew) then config.edgeNodes else relaysNodes;
+      in if config.useProxy then [] else edgeNodes';
     in config.topologyFile or mkEdgeTopology {
       inherit (config) hostAddr port;
       inherit edgeNodes edgeHost edgePort;