diff --git a/nix/workbench/profiles/default.nix b/nix/workbench/profiles/default.nix
index 315468879c0..3179909da64 100644
--- a/nix/workbench/profiles/default.nix
+++ b/nix/workbench/profiles/default.nix
@@ -33,19 +33,20 @@ let
 
       inherit (pkgs.callPackage
                ./node-services.nix
-               { inherit runJq backend profile;
+               { inherit runJq profile;
+                 inherit (backend) services-config;
                  baseNodeConfig = cardanoLib.environments.testnet.nodeConfig;
                })
         node-services;
 
       inherit (pkgs.callPackage
                ./generator-service.nix
-               { inherit runJq backend profile; })
+               { inherit runJq profile; inherit (backend) services-config;})
         generator-service;
 
       inherit (pkgs.callPackage
                ./tracer-service.nix
-               { inherit runJq backend profile; })
+               { inherit runJq profile; inherit (backend) services-config;})
         tracer-service;
     };
 
diff --git a/nix/workbench/profiles/generator-service.nix b/nix/workbench/profiles/generator-service.nix
index 25418d7dc73..dc2afe48ebd 100644
--- a/nix/workbench/profiles/generator-service.nix
+++ b/nix/workbench/profiles/generator-service.nix
@@ -1,8 +1,8 @@
 { pkgs
 , runJq
 
-## The backend is an attrset of AWS/supervisord-specific methods and parameters.
-, backend
+## An attrset of specific methods and parameters.
+, services-config
 
 , profile
 }:
@@ -26,14 +26,14 @@ let
                ShelleyGenesisFile ByronGenesisFile;
            };
     in
-        backend.services-config.finaliseGeneratorService
+        services-config.finaliseGeneratorService
         {
           inherit (profile.value) era;
 
           targetNodes = __mapAttrs
             (name: { name, port, ...}@nodeSpec:
               { inherit port;
-                ip = let ip = backend.services-config.nodePublicIP nodeSpec; # getPublicIp resources nodes name
+                ip = let ip = services-config.nodePublicIP nodeSpec; # getPublicIp resources nodes name
                      in __trace "generator target:  ${name}/${ip}:${toString port}" ip;
               })
             nodeSpecs;
@@ -45,7 +45,7 @@ let
           localNodeConf = removeAttrs exemplarNode.serviceConfig.value ["executable"];
 
           ## The nodeConfig of the Tx generator itself.
-          nodeConfig = backend.services-config.finaliseGeneratorConfig generatorNodeConfigDefault;
+          nodeConfig = services-config.finaliseGeneratorConfig generatorNodeConfigDefault;
 
           dsmPassthrough = {
             # rtsOpts = ["-xc"];
diff --git a/nix/workbench/profiles/node-services.nix b/nix/workbench/profiles/node-services.nix
index c7b312db888..6332c51ca97 100644
--- a/nix/workbench/profiles/node-services.nix
+++ b/nix/workbench/profiles/node-services.nix
@@ -1,8 +1,8 @@
 { pkgs
 , runJq
 
-## The backend is an attrset of AWS/supervisord-specific methods and parameters.
-, backend
+## An attrset of specific methods and parameters.
+, services-config
 
 ## The cardano-node config used as baseline:
 , baseNodeConfig
@@ -133,7 +133,7 @@ let
       }.${profile.value.era};
     };
     in
-    backend.services-config.finaliseNodeService profile.value nodeSpec
+    services-config.finaliseNodeService profile.value nodeSpec
     {
       inherit port;
 
@@ -145,7 +145,7 @@ let
       nodeConfig =
         nodeConfigBits.tracing-transform.${profile.value.node.tracing_backend}
           (recursiveUpdate
-            (backend.services-config.finaliseNodeConfig nodeSpec
+            (services-config.finaliseNodeConfig nodeSpec
               (recursiveUpdate
                 (recursiveUpdate
                   nodeConfigBits.base
@@ -169,7 +169,7 @@ let
               else [];
             shutBlockArgs = mayKindArgs shutdownBlock nodeSpec.kind "--shutdown-on-block-synced";
             shutSlotArgs  = mayKindArgs shutdownSlot  nodeSpec.kind "--shutdown-on-slot-synced";
-        in backend.services-config.finaliseNodeArgs profile nodeSpec
+        in services-config.finaliseNodeArgs profile nodeSpec
           (if   shutBlockArgs != []
            then shutBlockArgs
            else shutSlotArgs);
@@ -242,7 +242,7 @@ let
       };
 
       topology = rec {
-        JSON  = backend.services-config.topologyForNodeSpec { inherit profile nodeSpec; };
+        JSON  = services-config.topologyForNodeSpec { inherit profile nodeSpec; };
         value = __fromJSON (__readFile JSON);
       };
 
diff --git a/nix/workbench/profiles/tracer-service.nix b/nix/workbench/profiles/tracer-service.nix
index 08833fadd01..36cfcf54b4c 100644
--- a/nix/workbench/profiles/tracer-service.nix
+++ b/nix/workbench/profiles/tracer-service.nix
@@ -1,8 +1,8 @@
 { pkgs
 , runJq
 
-## The backend is an attrset of AWS/supervisord-specific methods and parameters.
-, backend
+## An attrset of specific methods and parameters.
+, services-config
 
 , profile
 }:
@@ -20,14 +20,14 @@ let
     nodeSpecs:
     let
     in
-        backend.services-config.finaliseTracerService
+        services-config.finaliseTracerService
         {
           ## In both the local and remote scenarios, it's most frequently convenient to act as an acceptor.
           acceptingSocket = "tracer.socket";
 
           networkMagic = profile.value.genesis.network_magic;
 
-          ## logRoot = ## ..really depends on context -- available in backend.services-config.finaliseTracerService
+          ## logRoot = ## ..really depends on context -- available in services-config.finaliseTracerService
 
           dsmPassthrough = {
             # rtsOpts = ["-xc"];