diff --git a/artifacts/flagger/crd.yaml b/artifacts/flagger/crd.yaml
index 8c802972..0989e403 100644
--- a/artifacts/flagger/crd.yaml
+++ b/artifacts/flagger/crd.yaml
@@ -249,6 +249,7 @@ spec:
                             - confirm-promotion
                             - post-rollout
                             - event
+                            - rollback
                         url:
                           description: URL address of this webhook
                           type: string
diff --git a/charts/flagger/templates/crd.yaml b/charts/flagger/templates/crd.yaml
index ef5fed8b..48575fef 100644
--- a/charts/flagger/templates/crd.yaml
+++ b/charts/flagger/templates/crd.yaml
@@ -250,6 +250,7 @@ spec:
                             - confirm-promotion
                             - post-rollout
                             - event
+                            - rollback
                         url:
                           description: URL address of this webhook
                           type: string
diff --git a/kustomize/base/flagger/crd.yaml b/kustomize/base/flagger/crd.yaml
index 8c802972..0989e403 100644
--- a/kustomize/base/flagger/crd.yaml
+++ b/kustomize/base/flagger/crd.yaml
@@ -249,6 +249,7 @@ spec:
                             - confirm-promotion
                             - post-rollout
                             - event
+                            - rollback
                         url:
                           description: URL address of this webhook
                           type: string