diff --git a/apis/v1/object_reference_types.go b/apis/v1/object_reference_types.go
index 421572aceb..0d84035747 100644
--- a/apis/v1/object_reference_types.go
+++ b/apis/v1/object_reference_types.go
@@ -27,6 +27,8 @@ package v1
 type LocalObjectReference struct {
 	// Group is the group of the referent. For example, "gateway.networking.k8s.io".
 	// When unspecified or empty string, core API group is inferred.
+	//
+	// +optional
 	Group Group `json:"group"`
 
 	// Kind is kind of the referent. For example "HTTPRoute" or "Service".
diff --git a/config/crd/experimental/gateway.networking.k8s.io_backendtlspolicies.yaml b/config/crd/experimental/gateway.networking.k8s.io_backendtlspolicies.yaml
index 8a589b7e95..bf045b1bc5 100644
--- a/config/crd/experimental/gateway.networking.k8s.io_backendtlspolicies.yaml
+++ b/config/crd/experimental/gateway.networking.k8s.io_backendtlspolicies.yaml
@@ -211,7 +211,6 @@ spec:
                           minLength: 1
                           type: string
                       required:
-                      - group
                       - kind
                       - name
                       type: object
diff --git a/config/crd/experimental/gateway.networking.k8s.io_grpcroutes.yaml b/config/crd/experimental/gateway.networking.k8s.io_grpcroutes.yaml
index f0c6cbc77d..ece38ff327 100644
--- a/config/crd/experimental/gateway.networking.k8s.io_grpcroutes.yaml
+++ b/config/crd/experimental/gateway.networking.k8s.io_grpcroutes.yaml
@@ -573,7 +573,6 @@ spec:
                                       minLength: 1
                                       type: string
                                   required:
-                                  - group
                                   - kind
                                   - name
                                   type: object
@@ -1293,7 +1292,6 @@ spec:
                                 minLength: 1
                                 type: string
                             required:
-                            - group
                             - kind
                             - name
                             type: object
@@ -3033,7 +3031,6 @@ spec:
                                       minLength: 1
                                       type: string
                                   required:
-                                  - group
                                   - kind
                                   - name
                                   type: object
@@ -3753,7 +3750,6 @@ spec:
                                 minLength: 1
                                 type: string
                             required:
-                            - group
                             - kind
                             - name
                             type: object
diff --git a/config/crd/experimental/gateway.networking.k8s.io_httproutes.yaml b/config/crd/experimental/gateway.networking.k8s.io_httproutes.yaml
index e72d02c694..1f3a497bb9 100644
--- a/config/crd/experimental/gateway.networking.k8s.io_httproutes.yaml
+++ b/config/crd/experimental/gateway.networking.k8s.io_httproutes.yaml
@@ -565,7 +565,6 @@ spec:
                                       minLength: 1
                                       type: string
                                   required:
-                                  - group
                                   - kind
                                   - name
                                   type: object
@@ -1626,7 +1625,6 @@ spec:
                                 minLength: 1
                                 type: string
                             required:
-                            - group
                             - kind
                             - name
                             type: object
@@ -4032,7 +4030,6 @@ spec:
                                       minLength: 1
                                       type: string
                                   required:
-                                  - group
                                   - kind
                                   - name
                                   type: object
@@ -5093,7 +5090,6 @@ spec:
                                 minLength: 1
                                 type: string
                             required:
-                            - group
                             - kind
                             - name
                             type: object
diff --git a/config/crd/standard/gateway.networking.k8s.io_grpcroutes.yaml b/config/crd/standard/gateway.networking.k8s.io_grpcroutes.yaml
index d11f0b279b..80e68ab86e 100644
--- a/config/crd/standard/gateway.networking.k8s.io_grpcroutes.yaml
+++ b/config/crd/standard/gateway.networking.k8s.io_grpcroutes.yaml
@@ -544,7 +544,6 @@ spec:
                                       minLength: 1
                                       type: string
                                   required:
-                                  - group
                                   - kind
                                   - name
                                   type: object
@@ -1218,7 +1217,6 @@ spec:
                                 minLength: 1
                                 type: string
                             required:
-                            - group
                             - kind
                             - name
                             type: object
@@ -2755,7 +2753,6 @@ spec:
                                       minLength: 1
                                       type: string
                                   required:
-                                  - group
                                   - kind
                                   - name
                                   type: object
@@ -3429,7 +3426,6 @@ spec:
                                 minLength: 1
                                 type: string
                             required:
-                            - group
                             - kind
                             - name
                             type: object
diff --git a/config/crd/standard/gateway.networking.k8s.io_httproutes.yaml b/config/crd/standard/gateway.networking.k8s.io_httproutes.yaml
index 88aacdec03..25134ee864 100644
--- a/config/crd/standard/gateway.networking.k8s.io_httproutes.yaml
+++ b/config/crd/standard/gateway.networking.k8s.io_httproutes.yaml
@@ -536,7 +536,6 @@ spec:
                                       minLength: 1
                                       type: string
                                   required:
-                                  - group
                                   - kind
                                   - name
                                   type: object
@@ -1551,7 +1550,6 @@ spec:
                                 minLength: 1
                                 type: string
                             required:
-                            - group
                             - kind
                             - name
                             type: object
@@ -3646,7 +3644,6 @@ spec:
                                       minLength: 1
                                       type: string
                                   required:
-                                  - group
                                   - kind
                                   - name
                                   type: object
@@ -4661,7 +4658,6 @@ spec:
                                 minLength: 1
                                 type: string
                             required:
-                            - group
                             - kind
                             - name
                             type: object
diff --git a/pkg/generated/openapi/zz_generated.openapi.go b/pkg/generated/openapi/zz_generated.openapi.go
index 6508bd7717..e010cc4948 100644
--- a/pkg/generated/openapi/zz_generated.openapi.go
+++ b/pkg/generated/openapi/zz_generated.openapi.go
@@ -5156,7 +5156,7 @@ func schema_sigsk8sio_gateway_api_apis_v1_LocalObjectReference(ref common.Refere
 						},
 					},
 				},
-				Required: []string{"group", "kind", "name"},
+				Required: []string{"kind", "name"},
 			},
 		},
 	}