diff --git a/pkg/chains/formats/intotoite6/intotoite6_test.go b/pkg/chains/formats/intotoite6/intotoite6_test.go
index 23f0feadb9..1127664413 100644
--- a/pkg/chains/formats/intotoite6/intotoite6_test.go
+++ b/pkg/chains/formats/intotoite6/intotoite6_test.go
@@ -167,7 +167,7 @@ func TestPipelineRunCreatePayload(t *testing.T) {
 			Builder: slsa.ProvenanceBuilder{
 				ID: "test_builder-1",
 			},
-			BuildType: "https://tekton.dev/attestations/chains/pipelinerun@v2",
+			BuildType: "tekton.dev/v1beta1/PipelineRun",
 			BuildConfig: pipelinerun.BuildConfig{
 				Tasks: []pipelinerun.TaskAttestation{
 					{
@@ -355,7 +355,7 @@ func TestPipelineRunCreatePayloadChildRefs(t *testing.T) {
 			Builder: slsa.ProvenanceBuilder{
 				ID: "test_builder-1",
 			},
-			BuildType: "https://tekton.dev/attestations/chains/pipelinerun@v2",
+			BuildType: "tekton.dev/v1beta1/PipelineRun",
 			BuildConfig: pipelinerun.BuildConfig{
 				Tasks: []pipelinerun.TaskAttestation{
 					{
diff --git a/pkg/chains/formats/intotoite6/pipelinerun/pipelinerun.go b/pkg/chains/formats/intotoite6/pipelinerun/pipelinerun.go
index 760a742c3e..2b9901280f 100644
--- a/pkg/chains/formats/intotoite6/pipelinerun/pipelinerun.go
+++ b/pkg/chains/formats/intotoite6/pipelinerun/pipelinerun.go
@@ -14,6 +14,7 @@ limitations under the License.
 package pipelinerun
 
 import (
+	"fmt"
 	"time"
 
 	intoto "github.com/in-toto/in-toto-golang/in_toto"
@@ -27,10 +28,6 @@ import (
 	"knative.dev/pkg/apis"
 )
 
-const (
-	TektonPipelineRunID = "https://tekton.dev/attestations/chains/pipelinerun@v2"
-)
-
 type BuildConfig struct {
 	Tasks []TaskAttestation `json:"tasks"`
 }
@@ -60,7 +57,7 @@ func GenerateAttestation(builderID string, pro *objects.PipelineRunObject, logge
 			Builder: slsa.ProvenanceBuilder{
 				ID: builderID,
 			},
-			BuildType:   TektonPipelineRunID,
+			BuildType:   fmt.Sprintf("%s/%s", pro.GetGroupVersionKind().GroupVersion().String(), pro.GetGroupVersionKind().Kind),
 			Invocation:  invocation(pro),
 			BuildConfig: buildConfig(pro, logger),
 			Metadata:    metadata(pro),
diff --git a/pkg/chains/formats/intotoite6/taskrun/taskrun.go b/pkg/chains/formats/intotoite6/taskrun/taskrun.go
index 6f4f71caa0..0374a53708 100644
--- a/pkg/chains/formats/intotoite6/taskrun/taskrun.go
+++ b/pkg/chains/formats/intotoite6/taskrun/taskrun.go
@@ -26,10 +26,6 @@ import (
 	"go.uber.org/zap"
 )
 
-const (
-	TektonID = "https://tekton.dev/attestations/chains@v2"
-)
-
 func GenerateAttestation(builderID string, tro *objects.TaskRunObject, logger *zap.SugaredLogger) (interface{}, error) {
 	subjects := extract.SubjectDigests(tro, logger)