diff --git a/nix/workbench/profile/prof0-defaults.jq b/nix/workbench/profile/prof0-defaults.jq
index 821ec6a57ca..b9e5e6e29fd 100644
--- a/nix/workbench/profile/prof0-defaults.jq
+++ b/nix/workbench/profile/prof0-defaults.jq
@@ -63,6 +63,8 @@ def era_defaults($era):
       }
     }
 
+  , workloads: []
+
   , node:
     { rts_flags_override:             []
     , heap_limit:                     null                ## optional: heap limit in MB (translates to RTS flag -M)
diff --git a/nix/workbench/profile/prof1-variants.jq b/nix/workbench/profile/prof1-variants.jq
index 40940bdaaa8..ee1701f2d36 100644
--- a/nix/workbench/profile/prof1-variants.jq
+++ b/nix/workbench/profile/prof1-variants.jq
@@ -392,7 +392,7 @@ def all_profile_variants:
      | .node.shutdown_on_slot_synced    = 1200
     ) as $for_1200slot
   ##
-  ### Definition vocabulary:  workload
+  ### Definition vocabulary:  generator workload
   ##
   | ({}|
      .generator.tps                   = 15
@@ -545,6 +545,21 @@ def all_profile_variants:
     | .generator.tx_fee        = 940000
     ) as $plutus_loop_ripemd
   ##
+  ### Definition vocabulary:  custom workloads
+  ##
+  |
+    ({
+      workloads: [{
+        workload_type: "bash"
+      , service_module: "voting.nix"
+      , entrypoints: {
+          generator: "workflow_generator"
+        , producers: "workflow_producer"
+      }
+      }]
+    }) as $voting_workload
+
+  ##
   ### Definition vocabulary:  genesis variants
   ##
   |
@@ -953,7 +968,7 @@ def all_profile_variants:
   |
   # P&T Nomad cluster: 52 nodes, P2P by default - value+voting workload
   # Extra splits, benchmarking from 5th epoch (skip 0,1,2,3 / 533 min / 8.88 hs)
-    ($nomad_perf_base * $nomad_perf_dense * $p2p * $genesis_voting *
+    ($nomad_perf_base * $nomad_perf_dense * $p2p * $genesis_voting * $voting_workload *
       {analysis: { filters: ["epoch5+", "size-full"] } }
     ) as $valuevoting_nomadperf_template
   |
@@ -962,7 +977,7 @@ def all_profile_variants:
     ) as $plutusvolt_nomadperf_template
   |
   # P&T Nomad cluster: 52 nodes, P2P by default - plutus+voting workload
-    ($nomad_perf_plutus_base * $nomad_perf_dense * $p2p * $genesis_voting
+    ($nomad_perf_plutus_base * $nomad_perf_dense * $p2p * $genesis_voting * $voting_workload
     ) as $plutusvoting_nomadperf_template
   |
   # P&T Nomad cluster: 52 nodes, P2P by default - PlutusV3 BLST workload
diff --git a/nix/workbench/service/generator.nix b/nix/workbench/service/generator.nix
index 70bd6700b18..24356339f9f 100644
--- a/nix/workbench/service/generator.nix
+++ b/nix/workbench/service/generator.nix
@@ -129,23 +129,21 @@ let
         value = ''
           #!${pkgs.stdenv.shell}
 
-          ############################### VOTING ###############################
-          ############################### VOTING ###############################
-          ############################### VOTING ###############################
-          ${if profile.generator.drep_voting or false
+          ${if profile.workloads != []
             then
-              ''
-              ${import ./voting.nix {inherit pkgs profile nodeSpecs;}}
-              workflow_generator \
-               ${if profile.composition.with_explorer then "explorer" else "node-0"}
-              ''
+              let workload = builtins.elemAt profile.workloads 0;
+                  service_module = workload.service_module;
+                  entrypoint = workload.entrypoints.generator;
+              in
+                ''
+                ${import ./${service_module} {inherit pkgs profile nodeSpecs;}}
+                ${entrypoint} \
+                ${if profile.composition.with_explorer then "explorer" else "node-0"}
+                ''
             else
               ''
               ''
           }
-          ############################### VOTING ###############################
-          ############################### VOTING ###############################
-          ############################### VOTING ###############################
 
           ${service.script}
           '';