diff --git a/modules/mesh-build-go/cmd/mesh-build-go/manifest_test.go b/modules/mesh-build-go/cmd/mesh-build-go/manifest_test.go
index 1fd98b495..80ae3f70f 100644
--- a/modules/mesh-build-go/cmd/mesh-build-go/manifest_test.go
+++ b/modules/mesh-build-go/cmd/mesh-build-go/manifest_test.go
@@ -52,6 +52,10 @@ func resource(t *testing.T, m catalogue.Manifest, id string) map[string]any {
 func TestManifestDeclaresTheAccountTheCapabilityAndThePackages(t *testing.T) {
 	m := readManifest(t)
 	// The key keeper is ssh-client's published package, taken by its series (ADR 0634 §1).
+	// The builder's step, answer and key forms are read through its published package, taken by its series (ADR 0634 §1).
+	if m.Packages["builds"] != "0.1" {
+		t.Errorf("packages %v: want builds of series 0.1", m.Packages)
+	}
 	if m.Packages["sshkeys"] != "0.1" {
 		t.Errorf("packages %v: want sshkeys of series 0.1", m.Packages)
 	}
diff --git a/modules/mesh-build-go/module.json b/modules/mesh-build-go/module.json
index 799bf3c61..2530983d6 100644
--- a/modules/mesh-build-go/module.json
+++ b/modules/mesh-build-go/module.json
@@ -2,6 +2,7 @@
   "module": "mesh-build-go",
   "version": "1",
   "packages": {
+    "builds": "0.1",
     "sshkeys": "0.1"
   },
   "moved": true,
diff --git a/modules/mesh-build-image/cmd/mesh-build-image/manifest_test.go b/modules/mesh-build-image/cmd/mesh-build-image/manifest_test.go
index 8e4f161ca..887c89869 100644
--- a/modules/mesh-build-image/cmd/mesh-build-image/manifest_test.go
+++ b/modules/mesh-build-image/cmd/mesh-build-image/manifest_test.go
@@ -54,6 +54,10 @@ func resource(t *testing.T, m catalogue.Manifest, id string) map[string]any {
 func TestManifestDeclaresTheAccountTheCapabilityAndThePackages(t *testing.T) {
 	m := readManifest(t)
 	// The key keeper is ssh-client's published package, taken by its series (ADR 0634 §1).
+	// The builder's step, answer and key forms are read through its published package, taken by its series (ADR 0634 §1).
+	if m.Packages["builds"] != "0.1" {
+		t.Errorf("packages %v: want builds of series 0.1", m.Packages)
+	}
 	if m.Packages["sshkeys"] != "0.1" {
 		t.Errorf("packages %v: want sshkeys of series 0.1", m.Packages)
 	}
diff --git a/modules/mesh-build-image/module.json b/modules/mesh-build-image/module.json
index 737964a9b..a59828c11 100644
--- a/modules/mesh-build-image/module.json
+++ b/modules/mesh-build-image/module.json
@@ -2,6 +2,7 @@
   "module": "mesh-build-image",
   "version": "1",
   "packages": {
+    "builds": "0.1",
     "sshkeys": "0.1"
   },
   "moved": true,
diff --git a/modules/mesh-build-node/cmd/mesh-build-node/manifest_test.go b/modules/mesh-build-node/cmd/mesh-build-node/manifest_test.go
index e829b2cc0..fbac8729f 100644
--- a/modules/mesh-build-node/cmd/mesh-build-node/manifest_test.go
+++ b/modules/mesh-build-node/cmd/mesh-build-node/manifest_test.go
@@ -47,6 +47,10 @@ func resource(t *testing.T, m catalogue.Manifest, id string) map[string]any {
 func TestManifestDeclaresTheAccountTheCapabilityAndThePackages(t *testing.T) {
 	m := readManifest(t)
 	// The key keeper is ssh-client's published package, taken by its series (ADR 0634 §1).
+	// The builder's step, answer and key forms are read through its published package, taken by its series (ADR 0634 §1).
+	if m.Packages["builds"] != "0.1" {
+		t.Errorf("packages %v: want builds of series 0.1", m.Packages)
+	}
 	if m.Packages["sshkeys"] != "0.1" {
 		t.Errorf("packages %v: want sshkeys of series 0.1", m.Packages)
 	}
diff --git a/modules/mesh-build-node/module.json b/modules/mesh-build-node/module.json
index 574be27f8..c5b279ba2 100644
--- a/modules/mesh-build-node/module.json
+++ b/modules/mesh-build-node/module.json
@@ -2,6 +2,7 @@
   "module": "mesh-build-node",
   "version": "1",
   "packages": {
+    "builds": "0.1",
     "sshkeys": "0.1"
   },
   "moved": true,