diff --git a/go.mod b/go.mod
index 7111f858c..443ea9ef9 100644
--- a/go.mod
+++ b/go.mod
@@ -25,7 +25,7 @@ require (
 	knative.dev/hack v0.0.0-20210325223819-b6ab329907d3
 	knative.dev/networking v0.0.0-20210331064822-999a7708876c
 	knative.dev/pkg v0.0.0-20210331065221-952fdd90dbb0
-	knative.dev/serving v0.21.1-0.20210401115722-fc58a32f0ef6
+	knative.dev/serving v0.22.0
 	sigs.k8s.io/yaml v1.2.0
 )
 
diff --git a/go.sum b/go.sum
index 5784a4e84..d4226551a 100644
--- a/go.sum
+++ b/go.sum
@@ -1323,8 +1323,8 @@ knative.dev/pkg v0.0.0-20210331062321-6317ec6066f4/go.mod h1:PD5g8hUCXq6iR3tILjm
 knative.dev/pkg v0.0.0-20210331065221-952fdd90dbb0 h1:z05hcB4br0qz7JdwIoUSTXLTF+7ThuJ+R6NFfXd1Y4Q=
 knative.dev/pkg v0.0.0-20210331065221-952fdd90dbb0/go.mod h1:PD5g8hUCXq6iR3tILjmZeJBvQfXGnHMPKryq54qHJhg=
 knative.dev/reconciler-test v0.0.0-20210329214021-2a67496462a4/go.mod h1:qLfJMHc0i9ENTSet/SUp/FcQm4QVfNTX8ZC//aVQN0M=
-knative.dev/serving v0.21.1-0.20210401115722-fc58a32f0ef6 h1:eXinNd46GLQHm5wAYX6Sqonj3E2dFZ+C48xumv1DjTg=
-knative.dev/serving v0.21.1-0.20210401115722-fc58a32f0ef6/go.mod h1:20yuZH4F7cvoovC2Pi1uQBoIbOjllapVSKDkWAXkItA=
+knative.dev/serving v0.22.0 h1:7l7PglDjVA2McFoQNgPvChBrn2koEsvlB+f7LU8bnJk=
+knative.dev/serving v0.22.0/go.mod h1:20yuZH4F7cvoovC2Pi1uQBoIbOjllapVSKDkWAXkItA=
 modernc.org/cc v1.0.0/go.mod h1:1Sk4//wdnYJiUIxnW8ddKpaOJCF37yAdqYnkxUpaYxw=
 modernc.org/golex v1.0.0/go.mod h1:b/QX9oBD/LhixY6NDh+IdGv17hgB+51fET1i2kPSmvk=
 modernc.org/mathutil v1.0.0/go.mod h1:wU0vUrJsVWBZ4P6e7xtFJEhFSNsfRLJ8H458uRjg03k=
diff --git a/vendor/knative.dev/serving/pkg/apis/serving/v1/revision_types.go b/vendor/knative.dev/serving/pkg/apis/serving/v1/revision_types.go
index 8d401099c..1860bb5f7 100644
--- a/vendor/knative.dev/serving/pkg/apis/serving/v1/revision_types.go
+++ b/vendor/knative.dev/serving/pkg/apis/serving/v1/revision_types.go
@@ -157,6 +157,13 @@ type RevisionStatus struct {
 	// ref: http://bit.ly/image-digests
 	// +optional
 	ContainerStatuses []ContainerStatus `json:"containerStatuses,omitempty"`
+
+	// ActualReplicas reflects the amount of ready pods running this revision.
+	// +optional
+	ActualReplicas int32 `json:"actualReplicas,omitempty"`
+	// DesiredReplicas reflects the desired amount of pods running this revision.
+	// +optional
+	DesiredReplicas int32 `json:"desiredReplicas,omitempty"`
 }
 
 // ContainerStatus holds the information of container name and image digest value
diff --git a/vendor/modules.txt b/vendor/modules.txt
index 864f72821..32615c457 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -852,7 +852,7 @@ knative.dev/pkg/tracing/config
 knative.dev/pkg/tracing/propagation
 knative.dev/pkg/tracing/propagation/tracecontextb3
 knative.dev/pkg/tracker
-# knative.dev/serving v0.21.1-0.20210401115722-fc58a32f0ef6
+# knative.dev/serving v0.22.0
 ## explicit
 knative.dev/serving/pkg/apis/autoscaling
 knative.dev/serving/pkg/apis/autoscaling/v1alpha1