diff --git a/pkg/apis/core/types.go b/pkg/apis/core/types.go
index 55a7ac74fc8..412ecb31516 100644
--- a/pkg/apis/core/types.go
+++ b/pkg/apis/core/types.go
@@ -4900,9 +4900,8 @@ const (
 // NodeConditionType defines node's condition
 type NodeConditionType string
 
-// These are valid conditions of node. Currently, we don't have enough information to decide
-// node condition. In the future, we will add more. The proposed set of conditions are:
-// NodeReady, NodeReachable
+// These are valid but not exhaustive conditions of node. A cloud provider may set a condition not listed here.
+// Relevant events contain "NodeReady", "NodeNotReady", "NodeSchedulable", and "NodeNotSchedulable".
 const (
 	// NodeReady means kubelet is healthy and ready to accept pods.
 	NodeReady NodeConditionType = "Ready"
diff --git a/staging/src/k8s.io/api/core/v1/types.go b/staging/src/k8s.io/api/core/v1/types.go
index f228a2eb7df..0c528c674a2 100644
--- a/staging/src/k8s.io/api/core/v1/types.go
+++ b/staging/src/k8s.io/api/core/v1/types.go
@@ -5867,8 +5867,7 @@ const (
 type NodeConditionType string
 
 // These are valid but not exhaustive conditions of node. A cloud provider may set a condition not listed here.
-// The built-in set of conditions are:
-// NodeReachable, NodeLive, NodeReady, NodeSchedulable, NodeRunnable.
+// Relevant events contain "NodeReady", "NodeNotReady", "NodeSchedulable", and "NodeNotSchedulable".
 const (
 	// NodeReady means kubelet is healthy and ready to accept pods.
 	NodeReady NodeConditionType = "Ready"