diff --git a/internal/catalogue/foundation_manifests_test.go b/internal/catalogue/foundation_manifests_test.go
index 49993e6a..a78fe472 100644
--- a/internal/catalogue/foundation_manifests_test.go
+++ b/internal/catalogue/foundation_manifests_test.go
@@ -177,11 +177,19 @@ func TestTheForgeHoldsTheNpmAndGitSeats(t *testing.T) {
 // wrong on every node whose assignment differs, and wrong for a second reason on a node given the
 // port (ADR 0100). Composed through the whole path, because what proves the placeholder resolves
 // in an `env` at all is a declaration, not a manifest.
+// forgeBuilt is every artifact the forge's manifest builds: its code, and since hq ADR 0251 the npm
+// registry it serves beside it. A manifest resolves only against all of what it asked to be built.
+func forgeBuilt() []Built {
+	var out []Built
+	for _, name := range []string{"code", "npm-registry"} {
+		out = append(out, Built{Name: name, Kind: ArtifactBundle,
+			Reference: ArtifactStoreScheme + "gitea/" + name + "/blobs/" + bundleDigest, Digest: bundleDigest})
+	}
+	return out
+}
+
 func TestTheForgesOwnAddressFollowsThePortTheNodeGaveIt(t *testing.T) {
-	forge, err := catalogueManifest(t, "gitea").Resolve([]Built{{
-		Name: "code", Kind: ArtifactBundle,
-		Reference: ArtifactStoreScheme + "gitea/code/blobs/" + bundleDigest, Digest: bundleDigest,
-	}})
+	forge, err := catalogueManifest(t, "gitea").Resolve(forgeBuilt())
 	if err != nil {
 		t.Fatalf("the forge's manifest does not resolve against its own build: %v", err)
 	}
@@ -234,10 +242,7 @@ func TestTheForgesOwnAddressFollowsThePortTheNodeGaveIt(t *testing.T) {
 func declaredGiteaSsh(t *testing.T, given map[int]int) map[string]any {
 	t.Helper()
 	forge := catalogueManifest(t, "gitea")
-	resolved, err := forge.Resolve([]Built{{
-		Name: "code", Kind: ArtifactBundle,
-		Reference: ArtifactStoreScheme + "gitea/code/blobs/" + bundleDigest, Digest: bundleDigest,
-	}})
+	resolved, err := forge.Resolve(forgeBuilt())
 	if err != nil {
 		t.Fatalf("the forge's manifest does not resolve against its own build: %v", err)
 	}