diff --git a/cabal.project b/cabal.project
index db1a9b7745a..609a79bfbaa 100644
--- a/cabal.project
+++ b/cabal.project
@@ -5,13 +5,9 @@ packages:
     cardano-cli
     cardano-client-demo
     cardano-node
-    cardano-node-chairman
     cardano-submit-api
-    cardano-testnet
     bench/cardano-topology
     bench/locli
-    bench/tx-generator
-    plutus-example
     trace-dispatcher
     trace-resources
     trace-forward
diff --git a/nix/workbench/lib-cabal.sh b/nix/workbench/lib-cabal.sh
index e50af316448..bbdd04ce874 100644
--- a/nix/workbench/lib-cabal.sh
+++ b/nix/workbench/lib-cabal.sh
@@ -10,7 +10,7 @@ function workbench-prebuild-executables()
 
     echo -n "workbench:  prebuilding executables (because of useCabalRun): "
     unset NIX_ENFORCE_PURITY
-    for exe in tx-generator cardano-cli cardano-node cardano-topology locli
+    for exe in cardano-cli cardano-node cardano-topology
     do echo -n "$exe "
        cabal -v0 build -- exe:$exe 2>&1 >/dev/null |
            { grep -v 'Temporary modify'; true; } || return 1