diff --git a/go/catalogue/toolchain_manifests_test.go b/go/catalogue/toolchain_manifests_test.go
index c5c58bd..dc5d09a 100644
--- a/go/catalogue/toolchain_manifests_test.go
+++ b/go/catalogue/toolchain_manifests_test.go
@@ -11,7 +11,8 @@ import (
 
 // builderNode is a machine that can run a build module: the package manager and user namespaces it asks of
 // the machine, and the forge account (mesh-scope, provided by the forge) and the artifact store the build
-// modules publish to (ADR 0513, provided by distribution) stood in for.
+// modules publish to (ADR 0513, provided by distribution) stood in for, and node-tools, the tool runner they pull their
+// asks through (mesh-catalog issue 1911; mesh-tools' module, not in the catalogue).
 func builderNode() Node {
 	return Node{Name: "builder", Site: "house",
 		Capabilities: map[string]bool{"package-manager": true, "user-namespaces": true}}
@@ -20,7 +21,7 @@ func builderNode() Node {
 func toolchainShelf(t *testing.T) map[string]Manifest {
 	t.Helper()
 	m := map[string]Manifest{
-		"forge": {Module: "forge", Version: "1", Provides: []Offer{{Name: "forge-account"}, {Name: "npm-package-registry"}, {Name: "artifact-store"}}},
+		"forge": {Module: "forge", Version: "1", Provides: []Offer{{Name: "forge-account"}, {Name: "npm-package-registry"}, {Name: "artifact-store"}, {Name: "node-tools"}}},
 	}
 	for _, name := range []string{"go", "nodejs", "mesh-build-go", "mesh-build-node", "dev-tools"} {
 		m[name] = catalogueManifest(t, name)