diff --git a/cmd/kube-scheduler/app/options/deprecated.go b/cmd/kube-scheduler/app/options/deprecated.go
index a465d69afd9..d50fb1959a3 100644
--- a/cmd/kube-scheduler/app/options/deprecated.go
+++ b/cmd/kube-scheduler/app/options/deprecated.go
@@ -44,7 +44,7 @@ func (o *DeprecatedOptions) AddFlags(fs *pflag.FlagSet) {
 	}
 
 	fs.BoolVar(&o.EnableProfiling, "profiling", true, "DEPRECATED: enable profiling via web interface host:port/debug/pprof/. This parameter is ignored if a config file is specified in --config.")
-	fs.BoolVar(&o.EnableContentionProfiling, "contention-profiling", true, "DEPRECATED: enable lock contention profiling, if profiling is enabled. This parameter is ignored if a config file is specified in --config.")
+	fs.BoolVar(&o.EnableContentionProfiling, "contention-profiling", true, "DEPRECATED: enable block profiling, if profiling is enabled. This parameter is ignored if a config file is specified in --config.")
 	fs.StringVar(&o.Kubeconfig, "kubeconfig", "", "DEPRECATED: path to kubeconfig file with authorization and master location information. This parameter is ignored if a config file is specified in --config.")
 	fs.StringVar(&o.ContentType, "kube-api-content-type", "application/vnd.kubernetes.protobuf", "DEPRECATED: content type of requests sent to apiserver. This parameter is ignored if a config file is specified in --config.")
 	fs.Float32Var(&o.QPS, "kube-api-qps", 50.0, "DEPRECATED: QPS to use while talking with kubernetes apiserver. This parameter is ignored if a config file is specified in --config.")
diff --git a/cmd/kubelet/app/options/options.go b/cmd/kubelet/app/options/options.go
index 8be25ccdc4a..b702b24a68b 100644
--- a/cmd/kubelet/app/options/options.go
+++ b/cmd/kubelet/app/options/options.go
@@ -437,7 +437,7 @@ func AddKubeletConfigFlags(mainfs *pflag.FlagSet, c *kubeletconfig.KubeletConfig
 	fs.Int32Var(&c.EventBurst, "event-burst", c.EventBurst, "Maximum size of a bursty event records, temporarily allows event records to burst to this number, while still not exceeding event-qps. The number must be >= 0. If 0 will use DefaultBurst: 10.")
 
 	fs.BoolVar(&c.EnableDebuggingHandlers, "enable-debugging-handlers", c.EnableDebuggingHandlers, "Enables server endpoints for log collection and local running of containers and commands")
-	fs.BoolVar(&c.EnableContentionProfiling, "contention-profiling", c.EnableContentionProfiling, "Enable lock contention profiling, if profiling is enabled")
+	fs.BoolVar(&c.EnableContentionProfiling, "contention-profiling", c.EnableContentionProfiling, "Enable block profiling, if profiling is enabled")
 	fs.Int32Var(&c.HealthzPort, "healthz-port", c.HealthzPort, "The port of the localhost healthz endpoint (set to 0 to disable)")
 	fs.Var(&utilflag.IPVar{Val: &c.HealthzBindAddress}, "healthz-bind-address", "The IP address for the healthz server to serve on (set to '0.0.0.0' or '::' for listening in all interfaces and IP families)")
 	fs.Int32Var(&c.OOMScoreAdj, "oom-score-adj", c.OOMScoreAdj, "The oom-score-adj value for kubelet process. Values must be within the range [-1000, 1000]")
diff --git a/staging/src/k8s.io/apiserver/pkg/server/options/feature.go b/staging/src/k8s.io/apiserver/pkg/server/options/feature.go
index e87109bbd5a..35596fba692 100644
--- a/staging/src/k8s.io/apiserver/pkg/server/options/feature.go
+++ b/staging/src/k8s.io/apiserver/pkg/server/options/feature.go
@@ -47,7 +47,7 @@ func (o *FeatureOptions) AddFlags(fs *pflag.FlagSet) {
 	fs.BoolVar(&o.EnableProfiling, "profiling", o.EnableProfiling,
 		"Enable profiling via web interface host:port/debug/pprof/")
 	fs.BoolVar(&o.EnableContentionProfiling, "contention-profiling", o.EnableContentionProfiling,
-		"Enable lock contention profiling, if profiling is enabled")
+		"Enable block profiling, if profiling is enabled")
 	fs.StringVar(&o.DebugSocketPath, "debug-socket-path", o.DebugSocketPath,
 		"Use an unprotected (no authn/authz) unix-domain socket for profiling with the given path")
 }
diff --git a/staging/src/k8s.io/controller-manager/options/debugging.go b/staging/src/k8s.io/controller-manager/options/debugging.go
index eafd78a886e..063186a506e 100644
--- a/staging/src/k8s.io/controller-manager/options/debugging.go
+++ b/staging/src/k8s.io/controller-manager/options/debugging.go
@@ -46,7 +46,7 @@ func (o *DebuggingOptions) AddFlags(fs *pflag.FlagSet) {
 	fs.BoolVar(&o.EnableProfiling, "profiling", o.EnableProfiling,
 		"Enable profiling via web interface host:port/debug/pprof/")
 	fs.BoolVar(&o.EnableContentionProfiling, "contention-profiling", o.EnableContentionProfiling,
-		"Enable lock contention profiling, if profiling is enabled")
+		"Enable block profiling, if profiling is enabled")
 }
 
 // ApplyTo fills up Debugging config with options.