diff --git a/cmd/kube-controller-manager/app/options/nodelifecyclecontroller.go b/cmd/kube-controller-manager/app/options/nodelifecyclecontroller.go
index bded847a6d3..ddbb0ddc101 100644
--- a/cmd/kube-controller-manager/app/options/nodelifecyclecontroller.go
+++ b/cmd/kube-controller-manager/app/options/nodelifecyclecontroller.go
@@ -44,7 +44,8 @@ func (o *NodeLifecycleControllerOptions) AddFlags(fs *pflag.FlagSet) {
 	fs.Float32Var(&o.SecondaryNodeEvictionRate, "secondary-node-eviction-rate", 0.01, "Number of nodes per second on which pods are deleted in case of node failure when a zone is unhealthy (see --unhealthy-zone-threshold for definition of healthy/unhealthy). Zone refers to entire cluster in non-multizone clusters. This value is implicitly overridden to 0 if the cluster size is smaller than --large-cluster-size-threshold.")
 	fs.Int32Var(&o.LargeClusterSizeThreshold, "large-cluster-size-threshold", 50, "Number of nodes from which NodeController treats the cluster as large for the eviction logic purposes. --secondary-node-eviction-rate is implicitly overridden to 0 for clusters this size or smaller.")
 	fs.Float32Var(&o.UnhealthyZoneThreshold, "unhealthy-zone-threshold", 0.55, "Fraction of Nodes in a zone which needs to be not Ready (minimum 3) for zone to be treated as unhealthy. ")
-	fs.BoolVar(&o.EnableTaintManager, "enable-taint-manager", o.EnableTaintManager, "WARNING: Beta feature. If set to true enables NoExecute Taints and will evict all not-tolerating Pod running on Nodes tainted with this kind of Taints.")
+	fs.BoolVar(&o.EnableTaintManager, "enable-taint-manager", o.EnableTaintManager, "If set to true enables NoExecute Taints and will evict all not-tolerating Pod running on Nodes tainted with this kind of Taints.")
+	fs.MarkDeprecated("enable-taint-manager", "This flag is deprecated and it will be removed in 1.26. The taint-manager is enabled by default and will remain implicitly enabled once this flag is removed.")
 }
 
 // ApplyTo fills up NodeLifecycleController config with options.