diff --git a/go.mod b/go.mod
index ec8be6887..5dd40c4e8 100644
--- a/go.mod
+++ b/go.mod
@@ -13,10 +13,10 @@ require (
 	k8s.io/api v0.35.4
 	k8s.io/apimachinery v0.35.4
 	k8s.io/client-go v0.35.4
-	knative.dev/client/pkg v0.0.0-20260512023952-81e768d183a2
+	knative.dev/client/pkg v0.0.0-20260519023424-98e7919fabc1
 	knative.dev/hack v0.0.0-20260428014158-b2a37f1b6e7b
 	knative.dev/networking v0.0.0-20260506015723-9b427f7c8091
-	knative.dev/serving v0.49.1-0.20260512221929-dbaab46874d2
+	knative.dev/serving v0.49.1-0.20260515125932-a4e653bb53da
 )
 
 require (
@@ -104,7 +104,7 @@ require (
 	k8s.io/klog/v2 v2.130.1 // indirect
 	k8s.io/kube-openapi v0.0.0-20250910181357-589584f1c912 // indirect
 	k8s.io/utils v0.0.0-20251002143259-bc988d571ff4 // indirect
-	knative.dev/eventing v0.49.1-0.20260511150731-43e651f7940a // indirect
+	knative.dev/eventing v0.49.1-0.20260518163531-504f7e00e182 // indirect
 	knative.dev/pkg v0.0.0-20260507212125-df317a52d112 // indirect
 	sigs.k8s.io/gateway-api v1.1.0 // indirect
 	sigs.k8s.io/json v0.0.0-20250730193827-2d320260d730 // indirect
diff --git a/go.sum b/go.sum
index c76c2e7c5..0cbe8089c 100644
--- a/go.sum
+++ b/go.sum
@@ -303,18 +303,18 @@ k8s.io/kube-openapi v0.0.0-20250910181357-589584f1c912 h1:Y3gxNAuB0OBLImH611+UDZ
 k8s.io/kube-openapi v0.0.0-20250910181357-589584f1c912/go.mod h1:kdmbQkyfwUagLfXIad1y2TdrjPFWp2Q89B3qkRwf/pQ=
 k8s.io/utils v0.0.0-20251002143259-bc988d571ff4 h1:SjGebBtkBqHFOli+05xYbK8YF1Dzkbzn+gDM4X9T4Ck=
 k8s.io/utils v0.0.0-20251002143259-bc988d571ff4/go.mod h1:OLgZIPagt7ERELqWJFomSt595RzquPNLL48iOWgYOg0=
-knative.dev/client/pkg v0.0.0-20260512023952-81e768d183a2 h1:LT4n99lft44+51dX+V3a272ePEpIa8Ig0bKVEN87BgY=
-knative.dev/client/pkg v0.0.0-20260512023952-81e768d183a2/go.mod h1:V/Vqv4RzRcalY6F6PB+bQ56ePe64kmR49NzUNta17+w=
-knative.dev/eventing v0.49.1-0.20260511150731-43e651f7940a h1:Iq198f0CCOm+gIArlRzxyw+Ini/izupUjBjqyZy6GoM=
-knative.dev/eventing v0.49.1-0.20260511150731-43e651f7940a/go.mod h1:rqixbt+It0fwbQQuPjVDAEiLi12KnLG3Bmul3T5IHAM=
+knative.dev/client/pkg v0.0.0-20260519023424-98e7919fabc1 h1:nQVa8xJ2+5lZPd4GdbiL3Z8XrFW4aYA4uqW0A7K48JM=
+knative.dev/client/pkg v0.0.0-20260519023424-98e7919fabc1/go.mod h1:6bR7WtKLJj1U3iWlZhTpOvnCAo4ScxOnXUw8TyjZefA=
+knative.dev/eventing v0.49.1-0.20260518163531-504f7e00e182 h1:4pEVjHEyOJ/nlYzdWdb2Y8Mrnjz/IarbzgECp67xsLQ=
+knative.dev/eventing v0.49.1-0.20260518163531-504f7e00e182/go.mod h1:LSd+ROlnWPmpvEfX8xSfTWF86o3TWgegahU6N1qqK30=
 knative.dev/hack v0.0.0-20260428014158-b2a37f1b6e7b h1:MvbV2F2BdI8qKrYYUhDwbUZbX0BAYRSIpXM2TOtTvs0=
 knative.dev/hack v0.0.0-20260428014158-b2a37f1b6e7b/go.mod h1:L5RzHgbvam0u8QFHfzCX6MKxu/a/gIGEdaRBqNiVbl0=
 knative.dev/networking v0.0.0-20260506015723-9b427f7c8091 h1:Fg091hEPQvqKQYBO7hQ20yID1wFbD4hIDz552mI4L14=
 knative.dev/networking v0.0.0-20260506015723-9b427f7c8091/go.mod h1:1+QQXuA6k0gzGJ/Lpp+mZQebDXEfybMu3q+C8a1g54Q=
 knative.dev/pkg v0.0.0-20260507212125-df317a52d112 h1:ftdGpzukmrlcTRTCZytQQ+mAMUAFqcq/cwIUwc/Lk2s=
 knative.dev/pkg v0.0.0-20260507212125-df317a52d112/go.mod h1:JM+8ds+MTBtPK2aCp6pGUHQx9gNIL8wuMhqr0sxtDog=
-knative.dev/serving v0.49.1-0.20260512221929-dbaab46874d2 h1:8zqDL3WhXBqAvePlBnYZDGj5lXS19JnVca3gu+A17j4=
-knative.dev/serving v0.49.1-0.20260512221929-dbaab46874d2/go.mod h1:3hXF5IUiZow3USDS0rA5UQeZCP30OwuDalcQS96XmFQ=
+knative.dev/serving v0.49.1-0.20260515125932-a4e653bb53da h1:CbJUXD8MlfKLTnDLZVQX1Tl5vhCs+D1BSY9FH9J4Zt4=
+knative.dev/serving v0.49.1-0.20260515125932-a4e653bb53da/go.mod h1:3hXF5IUiZow3USDS0rA5UQeZCP30OwuDalcQS96XmFQ=
 sigs.k8s.io/gateway-api v1.1.0 h1:DsLDXCi6jR+Xz8/xd0Z1PYl2Pn0TyaFMOPPZIj4inDM=
 sigs.k8s.io/gateway-api v1.1.0/go.mod h1:ZH4lHrL2sDi0FHZ9jjneb8kKnGzFWyrTya35sWUTrRs=
 sigs.k8s.io/json v0.0.0-20250730193827-2d320260d730 h1:IpInykpT6ceI+QxKBbEflcR5EXP7sU1kvOlxwZh5txg=
diff --git a/vendor/knative.dev/eventing/pkg/apis/duck/lifecycle_helper.go b/vendor/knative.dev/eventing/pkg/apis/duck/lifecycle_helper.go
index 1b4badcb7..5dfe56160 100644
--- a/vendor/knative.dev/eventing/pkg/apis/duck/lifecycle_helper.go
+++ b/vendor/knative.dev/eventing/pkg/apis/duck/lifecycle_helper.go
@@ -18,7 +18,7 @@ package duck
 
 import (
 	appsv1 "k8s.io/api/apps/v1"
-	corev1 "k8s.io/api/core/v1"
+	discoveryv1 "k8s.io/api/discovery/v1"
 )
 
 // DeploymentIsAvailable determines if the provided deployment is available. Note that if it cannot
@@ -33,11 +33,14 @@ func DeploymentIsAvailable(d *appsv1.DeploymentStatus, def bool) bool {
 	return def
 }
 
-// EndpointsAreAvailable determines if the provided Endpoints are available.
-func EndpointsAreAvailable(ep *corev1.Endpoints) bool {
-	for _, subset := range ep.Subsets {
-		if len(subset.Addresses) > 0 {
-			return true
+// EndpointSlicesAreAvailable determines if the provided EndpointSlices have any ready endpoints.
+func EndpointSlicesAreAvailable(epSlices []*discoveryv1.EndpointSlice) bool {
+	for _, eps := range epSlices {
+		for _, ep := range eps.Endpoints {
+			// Per the K8s API spec, a nil Ready value should be interpreted as ready.
+			if ep.Conditions.Ready == nil || *ep.Conditions.Ready {
+				return true
+			}
 		}
 	}
 	return false
diff --git a/vendor/knative.dev/eventing/pkg/apis/eventing/v1/broker_lifecycle_mt.go b/vendor/knative.dev/eventing/pkg/apis/eventing/v1/broker_lifecycle_mt.go
index a27ceaa24..46932349c 100644
--- a/vendor/knative.dev/eventing/pkg/apis/eventing/v1/broker_lifecycle_mt.go
+++ b/vendor/knative.dev/eventing/pkg/apis/eventing/v1/broker_lifecycle_mt.go
@@ -17,7 +17,7 @@ limitations under the License.
 package v1
 
 import (
-	corev1 "k8s.io/api/core/v1"
+	discoveryv1 "k8s.io/api/discovery/v1"
 
 	"knative.dev/eventing/pkg/apis/duck"
 	duckv1 "knative.dev/eventing/pkg/apis/duck/v1"
@@ -27,11 +27,11 @@ func (bs *BrokerStatus) MarkIngressFailed(reason, format string, args ...interfa
 	bs.GetConditionSet().Manage(bs).MarkFalse(BrokerConditionIngress, reason, format, args...)
 }
 
-func (bs *BrokerStatus) PropagateIngressAvailability(ep *corev1.Endpoints) {
-	if duck.EndpointsAreAvailable(ep) {
+func (bs *BrokerStatus) PropagateIngressAvailability(epSlices []*discoveryv1.EndpointSlice) {
+	if duck.EndpointSlicesAreAvailable(epSlices) {
 		bs.GetConditionSet().Manage(bs).MarkTrue(BrokerConditionIngress)
 	} else {
-		bs.MarkIngressFailed("EndpointsUnavailable", "Endpoints %q are unavailable.", ep.Name)
+		bs.MarkIngressFailed("EndpointSlicesUnavailable", "EndpointSlices are unavailable.")
 	}
 }
 
@@ -57,10 +57,10 @@ func (bs *BrokerStatus) MarkFilterFailed(reason, format string, args ...interfac
 	bs.GetConditionSet().Manage(bs).MarkFalse(BrokerConditionFilter, reason, format, args...)
 }
 
-func (bs *BrokerStatus) PropagateFilterAvailability(ep *corev1.Endpoints) {
-	if duck.EndpointsAreAvailable(ep) {
+func (bs *BrokerStatus) PropagateFilterAvailability(epSlices []*discoveryv1.EndpointSlice) {
+	if duck.EndpointSlicesAreAvailable(epSlices) {
 		bs.GetConditionSet().Manage(bs).MarkTrue(BrokerConditionFilter)
 	} else {
-		bs.MarkFilterFailed("EndpointsUnavailable", "Endpoints %q are unavailable.", ep.Name)
+		bs.MarkFilterFailed("EndpointSlicesUnavailable", "EndpointSlices are unavailable.")
 	}
 }
diff --git a/vendor/knative.dev/eventing/pkg/apis/eventing/v1/test_helper.go b/vendor/knative.dev/eventing/pkg/apis/eventing/v1/test_helper.go
index b52ce75be..f74b08ca2 100644
--- a/vendor/knative.dev/eventing/pkg/apis/eventing/v1/test_helper.go
+++ b/vendor/knative.dev/eventing/pkg/apis/eventing/v1/test_helper.go
@@ -18,6 +18,7 @@ package v1
 
 import (
 	corev1 "k8s.io/api/core/v1"
+	discoveryv1 "k8s.io/api/discovery/v1"
 
 	"knative.dev/pkg/apis"
 	duckv1 "knative.dev/pkg/apis/duck/v1"
@@ -59,9 +60,9 @@ func (testHelper) ReadySubscriptionStatus() *messagingv1.SubscriptionStatus {
 
 func (t testHelper) ReadyBrokerStatus() *BrokerStatus {
 	bs := &BrokerStatus{}
-	bs.PropagateIngressAvailability(t.AvailableEndpoints())
+	bs.PropagateIngressAvailability(t.AvailableEndpointSlices())
 	bs.PropagateTriggerChannelReadiness(t.ReadyChannelStatus())
-	bs.PropagateFilterAvailability(t.AvailableEndpoints())
+	bs.PropagateFilterAvailability(t.AvailableEndpointSlices())
 	bs.SetAddress(&duckv1.Addressable{
 		URL: apis.HTTP("example.com"),
 	})
@@ -72,9 +73,9 @@ func (t testHelper) ReadyBrokerStatus() *BrokerStatus {
 
 func (t testHelper) ReadyBrokerStatusWithoutDLS() *BrokerStatus {
 	bs := &BrokerStatus{}
-	bs.PropagateIngressAvailability(t.AvailableEndpoints())
+	bs.PropagateIngressAvailability(t.AvailableEndpointSlices())
 	bs.PropagateTriggerChannelReadiness(t.ReadyChannelStatus())
-	bs.PropagateFilterAvailability(t.AvailableEndpoints())
+	bs.PropagateFilterAvailability(t.AvailableEndpointSlices())
 	bs.SetAddress(&duckv1.Addressable{
 		URL: apis.HTTP("example.com"),
 	})
@@ -102,26 +103,24 @@ func (testHelper) FalseBrokerStatus() *BrokerStatus {
 	return bs
 }
 
-func (testHelper) UnavailableEndpoints() *corev1.Endpoints {
-	ep := &corev1.Endpoints{}
-	ep.Name = "unavailable"
-	ep.Subsets = []corev1.EndpointSubset{{
-		NotReadyAddresses: []corev1.EndpointAddress{{
-			IP: "127.0.0.1",
+func (testHelper) UnavailableEndpointSlices() []*discoveryv1.EndpointSlice {
+	ready := false
+	return []*discoveryv1.EndpointSlice{{
+		Endpoints: []discoveryv1.Endpoint{{
+			Addresses:  []string{"127.0.0.1"},
+			Conditions: discoveryv1.EndpointConditions{Ready: &ready},
 		}},
 	}}
-	return ep
 }
 
-func (testHelper) AvailableEndpoints() *corev1.Endpoints {
-	ep := &corev1.Endpoints{}
-	ep.Name = "available"
-	ep.Subsets = []corev1.EndpointSubset{{
-		Addresses: []corev1.EndpointAddress{{
-			IP: "127.0.0.1",
+func (testHelper) AvailableEndpointSlices() []*discoveryv1.EndpointSlice {
+	ready := true
+	return []*discoveryv1.EndpointSlice{{
+		Endpoints: []discoveryv1.Endpoint{{
+			Addresses:  []string{"127.0.0.1"},
+			Conditions: discoveryv1.EndpointConditions{Ready: &ready},
 		}},
 	}}
-	return ep
 }
 
 func (testHelper) ReadyChannelStatus() *eventingduckv1.ChannelableStatus {
diff --git a/vendor/modules.txt b/vendor/modules.txt
index aea2feeb7..e1b624e97 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -926,7 +926,7 @@ k8s.io/utils/net
 k8s.io/utils/pointer
 k8s.io/utils/ptr
 k8s.io/utils/trace
-# knative.dev/client/pkg v0.0.0-20260512023952-81e768d183a2
+# knative.dev/client/pkg v0.0.0-20260519023424-98e7919fabc1
 ## explicit; go 1.25.0
 knative.dev/client/pkg/apis/client
 knative.dev/client/pkg/apis/client/v1alpha1
@@ -953,7 +953,7 @@ knative.dev/client/pkg/util/errors
 knative.dev/client/pkg/util/mock
 knative.dev/client/pkg/util/test
 knative.dev/client/pkg/wait
-# knative.dev/eventing v0.49.1-0.20260511150731-43e651f7940a
+# knative.dev/eventing v0.49.1-0.20260518163531-504f7e00e182
 ## explicit; go 1.25.0
 knative.dev/eventing/pkg/apis/common/integration/v1alpha1
 knative.dev/eventing/pkg/apis/config
@@ -1045,7 +1045,7 @@ knative.dev/pkg/test/ingress
 knative.dev/pkg/test/logging
 knative.dev/pkg/test/spoof
 knative.dev/pkg/tracker
-# knative.dev/serving v0.49.1-0.20260512221929-dbaab46874d2
+# knative.dev/serving v0.49.1-0.20260515125932-a4e653bb53da
 ## explicit; go 1.25.0
 knative.dev/serving/pkg/apis/autoscaling
 knative.dev/serving/pkg/apis/autoscaling/v1alpha1