diff --git a/pkg/apis/serving/v1alpha1/knativeserving_lifecycle.go b/pkg/apis/serving/v1alpha1/knativeserving_lifecycle.go
index d13181e0..788ee718 100644
--- a/pkg/apis/serving/v1alpha1/knativeserving_lifecycle.go
+++ b/pkg/apis/serving/v1alpha1/knativeserving_lifecycle.go
@@ -21,6 +21,7 @@ import (
 )
 
 var conditions = apis.NewLivingConditionSet(
+	DependenciesInstalled,
 	DeploymentsAvailable,
 	InstallSucceeded,
 )
@@ -56,6 +57,10 @@ func (is *KnativeServingStatus) IsDeploying() bool {
 	return is.IsInstalled() && !is.IsAvailable()
 }
 
+func (is *KnativeServingStatus) IsFullySupported() bool {
+	return is.GetCondition(DependenciesInstalled).IsTrue()
+}
+
 func (is *KnativeServingStatus) GetCondition(t apis.ConditionType) *apis.Condition {
 	return conditions.Manage(is).GetCondition(t)
 }
@@ -73,6 +78,10 @@ func (is *KnativeServingStatus) MarkInstallFailed(msg string) {
 
 func (is *KnativeServingStatus) MarkInstallSucceeded() {
 	conditions.Manage(is).MarkTrue(InstallSucceeded)
+	if is.GetCondition(DependenciesInstalled).IsUnknown() {
+		// Assume deps are installed if we're not sure
+		is.MarkDependenciesInstalled()
+	}
 }
 
 func (is *KnativeServingStatus) MarkDeploymentsAvailable() {
@@ -85,3 +94,21 @@ func (is *KnativeServingStatus) MarkDeploymentsNotReady() {
 		"NotReady",
 		"Waiting on deployments")
 }
+
+func (is *KnativeServingStatus) MarkDependenciesInstalled() {
+	conditions.Manage(is).MarkTrue(DependenciesInstalled)
+}
+
+func (is *KnativeServingStatus) MarkDependencyInstalling(msg string) {
+	conditions.Manage(is).MarkFalse(
+		DependenciesInstalled,
+		"Installing",
+		"Dependency installing: %s", msg)
+}
+
+func (is *KnativeServingStatus) MarkDependencyMissing(msg string) {
+	conditions.Manage(is).MarkFalse(
+		DependenciesInstalled,
+		"Error",
+		"Dependency missing: %s", msg)
+}
diff --git a/pkg/apis/serving/v1alpha1/knativeserving_lifecycle_test.go b/pkg/apis/serving/v1alpha1/knativeserving_lifecycle_test.go
index 735ade5c..b082fdde 100644
--- a/pkg/apis/serving/v1alpha1/knativeserving_lifecycle_test.go
+++ b/pkg/apis/serving/v1alpha1/knativeserving_lifecycle_test.go
@@ -32,3 +32,22 @@ func TestKnativeServingGroupVersionKind(t *testing.T) {
 		t.Errorf("got: %v, want: %v", got, want)
 	}
 }
+
+func TestAssumeDepsInstalled(t *testing.T) {
+	ks := &KnativeServingStatus{}
+	ks.InitializeConditions()
+	assertEqual(t, ks.GetCondition(DependenciesInstalled).IsUnknown(), true)
+	assertEqual(t, ks.GetCondition(DependenciesInstalled).IsTrue(), false)
+	ks.MarkInstallSucceeded()
+	assertEqual(t, ks.GetCondition(DependenciesInstalled).IsUnknown(), false)
+	assertEqual(t, ks.GetCondition(DependenciesInstalled).IsTrue(), true)
+	assertEqual(t, ks.IsInstalled(), true)
+	assertEqual(t, ks.IsFullySupported(), true)
+}
+
+func assertEqual(t *testing.T, actual, expected interface{}) {
+	if actual == expected {
+		return
+	}
+	t.Fatalf("Expected: %v\nActual: %v", expected, actual)
+}
diff --git a/pkg/apis/serving/v1alpha1/knativeserving_types.go b/pkg/apis/serving/v1alpha1/knativeserving_types.go
index c4ea7320..80065546 100644
--- a/pkg/apis/serving/v1alpha1/knativeserving_types.go
+++ b/pkg/apis/serving/v1alpha1/knativeserving_types.go
@@ -25,8 +25,9 @@ import (
 // NOTE: json tags are required.  Any new fields you add must have json tags for the fields to be serialized.
 
 const (
-	InstallSucceeded     apis.ConditionType = "InstallSucceeded"
-	DeploymentsAvailable apis.ConditionType = "DeploymentsAvailable"
+	DependenciesInstalled apis.ConditionType = "DependenciesInstalled"
+	InstallSucceeded      apis.ConditionType = "InstallSucceeded"
+	DeploymentsAvailable  apis.ConditionType = "DeploymentsAvailable"
 )
 
 // Registry defines image overrides of knative images.