diff --git a/docs/content/reference/dynamic-configuration/kubernetes-crd-definition-v1.yml b/docs/content/reference/dynamic-configuration/kubernetes-crd-definition-v1.yml
index 56257f335..a7bd8b184 100644
--- a/docs/content/reference/dynamic-configuration/kubernetes-crd-definition-v1.yml
+++ b/docs/content/reference/dynamic-configuration/kubernetes-crd-definition-v1.yml
@@ -814,6 +814,10 @@ spec:
                       breaker will try to recover (as soon as it is in recovering
                       state).
                     x-kubernetes-int-or-string: true
+                  responseCode:
+                    description: ResponseCode is the status code that the circuit
+                      breaker will return while it is in the open state.
+                    type: integer
                 type: object
               compress:
                 description: |-
diff --git a/docs/content/reference/dynamic-configuration/traefik.io_middlewares.yaml b/docs/content/reference/dynamic-configuration/traefik.io_middlewares.yaml
index fb6ff1246..281e70369 100644
--- a/docs/content/reference/dynamic-configuration/traefik.io_middlewares.yaml
+++ b/docs/content/reference/dynamic-configuration/traefik.io_middlewares.yaml
@@ -172,6 +172,10 @@ spec:
                       breaker will try to recover (as soon as it is in recovering
                       state).
                     x-kubernetes-int-or-string: true
+                  responseCode:
+                    description: ResponseCode is the status code that the circuit
+                      breaker will return while it is in the open state.
+                    type: integer
                 type: object
               compress:
                 description: |-
diff --git a/integration/fixtures/k8s/01-traefik-crd.yml b/integration/fixtures/k8s/01-traefik-crd.yml
index 56257f335..a7bd8b184 100644
--- a/integration/fixtures/k8s/01-traefik-crd.yml
+++ b/integration/fixtures/k8s/01-traefik-crd.yml
@@ -814,6 +814,10 @@ spec:
                       breaker will try to recover (as soon as it is in recovering
                       state).
                     x-kubernetes-int-or-string: true
+                  responseCode:
+                    description: ResponseCode is the status code that the circuit
+                      breaker will return while it is in the open state.
+                    type: integer
                 type: object
               compress:
                 description: |-
diff --git a/pkg/provider/kubernetes/crd/kubernetes.go b/pkg/provider/kubernetes/crd/kubernetes.go
index 6c18f3024..1559e44e9 100644
--- a/pkg/provider/kubernetes/crd/kubernetes.go
+++ b/pkg/provider/kubernetes/crd/kubernetes.go
@@ -645,6 +645,10 @@ func createCircuitBreakerMiddleware(circuitBreaker *traefikv1alpha1.CircuitBreak
 		}
 	}
 
+	if circuitBreaker.ResponseCode != 0 {
+		cb.ResponseCode = circuitBreaker.ResponseCode
+	}
+
 	return cb, nil
 }
 
diff --git a/pkg/provider/kubernetes/crd/traefikio/v1alpha1/middleware.go b/pkg/provider/kubernetes/crd/traefikio/v1alpha1/middleware.go
index f4ade76a0..0d68552f2 100644
--- a/pkg/provider/kubernetes/crd/traefikio/v1alpha1/middleware.go
+++ b/pkg/provider/kubernetes/crd/traefikio/v1alpha1/middleware.go
@@ -88,6 +88,8 @@ type CircuitBreaker struct {
 	FallbackDuration *intstr.IntOrString `json:"fallbackDuration,omitempty" toml:"fallbackDuration,omitempty" yaml:"fallbackDuration,omitempty" export:"true"`
 	// RecoveryDuration is the duration for which the circuit breaker will try to recover (as soon as it is in recovering state).
 	RecoveryDuration *intstr.IntOrString `json:"recoveryDuration,omitempty" toml:"recoveryDuration,omitempty" yaml:"recoveryDuration,omitempty" export:"true"`
+	// ResponseCode is the status code that the circuit breaker will return while it is in the open state.
+	ResponseCode int `json:"responseCode,omitempty" toml:"responseCode,omitempty" yaml:"responseCode,omitempty" export:"true"`
 }
 
 // +k8s:deepcopy-gen=true