diff --git a/charts/hub-agent/README.md b/charts/hub-agent/README.md
index a9027dc76..96f797785 100644
--- a/charts/hub-agent/README.md
+++ b/charts/hub-agent/README.md
@@ -34,9 +34,9 @@ _See [helm install](https://helm.sh/docs/helm/helm_install/) for command documen
 | logVerbosity                  | Log level. Uses V logs (klog)                                                                                                                                | `5`                                              |
 | enableV1Alpha1APIs            | If set, the agents will watch for the v1alpha1 APIs.                                                                                                         | `false`                                          |
 | enableV1Beta1APIs             | If set, the agents will watch for the v1beta1 APIs.                                                                                                          | `true`                                           |
-| hubAPIQPS                     | QPS to use while talking with fleet-apiserver. Doesn't cover events and node heartbeat apis which rate limiting is controlled by a different set of flags.   | `20.0`                                           |
-| hubAPIBurst                   | Burst to use while talking with fleet-apiserver. Doesn't cover events and node heartbeat apis which rate limiting is controlled by a different set of flags. | `100`                                            |
-| MaxConcurrentClusterPlacement | The max number of clusterResourcePlacement to run concurrently this fleet supports.                                                                          | `10`                                             |
+| hubAPIQPS                     | QPS to use while talking with fleet-apiserver. Doesn't cover events and node heartbeat apis which rate limiting is controlled by a different set of flags.   | `1000`                                           |
+| hubAPIBurst                   | Burst to use while talking with fleet-apiserver. Doesn't cover events and node heartbeat apis which rate limiting is controlled by a different set of flags. | `1000`                                           |
+| MaxConcurrentClusterPlacement | The max number of clusterResourcePlacement to run concurrently this fleet supports.                                                                          | `100`                                            |
 | ConcurrentResourceChangeSyncs | The number of resourceChange reconcilers that are allowed to run concurrently.                                                                               | `20`                                             |
 | logFileMaxSize                | Max size of log file before rotation                                                                                                                         | `1000000`                                        |
 | MaxFleetSizeSupported         | The max number of member clusters this fleet supports.                                                                                                       | `100`                                            |
\ No newline at end of file
diff --git a/charts/hub-agent/values.yaml b/charts/hub-agent/values.yaml
index c9acc3fd5..a9909d2b6 100644
--- a/charts/hub-agent/values.yaml
+++ b/charts/hub-agent/values.yaml
@@ -35,9 +35,9 @@ affinity: {}
 enableV1Alpha1APIs: false
 enableV1Beta1APIs: true
 
-hubAPIQPS: 20
-hubAPIBurst: 100
-MaxConcurrentClusterPlacement: 10
+hubAPIQPS: 1000
+hubAPIBurst: 1000
+MaxConcurrentClusterPlacement: 100
 ConcurrentResourceChangeSyncs: 20
 logFileMaxSize: 1000000
 MaxFleetSizeSupported: 100
diff --git a/cmd/hubagent/options/options.go b/cmd/hubagent/options/options.go
index f7a183b85..c0dfd8e40 100644
--- a/cmd/hubagent/options/options.go
+++ b/cmd/hubagent/options/options.go
@@ -125,10 +125,10 @@ func (o *Options) AddFlags(flags *flag.FlagSet) {
 		"<group>/<version>/<kind>,<kind> for skip one or more specific resource(e.g. networking.k8s.io/v1beta1/Ingress,IngressClass) where the kinds are case-insensitive.")
 	flags.StringVar(&o.SkippedPropagatingNamespaces, "skipped-propagating-namespaces", "",
 		"Comma-separated namespaces that should be skipped from propagating in addition to the default skipped namespaces(fleet-system, namespaces prefixed by kube- and fleet-work-).")
-	flags.Float64Var(&o.HubQPS, "hub-api-qps", 20.0, "QPS to use while talking with fleet-apiserver. Doesn't cover events and node heartbeat apis which rate limiting is controlled by a different set of flags.")
-	flags.IntVar(&o.HubBurst, "hub-api-burst", 100, "Burst to use while talking with fleet-apiserver. Doesn't cover events and node heartbeat apis which rate limiting is controlled by a different set of flags.")
+	flags.Float64Var(&o.HubQPS, "hub-api-qps", 1000, "QPS to use while talking with fleet-apiserver. Doesn't cover events and node heartbeat apis which rate limiting is controlled by a different set of flags.")
+	flags.IntVar(&o.HubBurst, "hub-api-burst", 1000, "Burst to use while talking with fleet-apiserver. Doesn't cover events and node heartbeat apis which rate limiting is controlled by a different set of flags.")
 	flags.DurationVar(&o.ResyncPeriod.Duration, "resync-period", 300*time.Second, "Base frequency the informers are resynced.")
-	flags.IntVar(&o.MaxConcurrentClusterPlacement, "max-concurrent-cluster-placement", 10, "The max number of concurrent cluster placement to run concurrently.")
+	flags.IntVar(&o.MaxConcurrentClusterPlacement, "max-concurrent-cluster-placement", 100, "The max number of concurrent cluster placement to run concurrently.")
 	flags.IntVar(&o.ConcurrentResourceChangeSyncs, "concurrent-resource-change-syncs", 20, "The number of resourceChange reconcilers that are allowed to run concurrently.")
 	flags.IntVar(&o.MaxFleetSizeSupported, "max-fleet-size", 100, "The max number of member clusters supported in this fleet")
 	flags.BoolVar(&o.EnableV1Alpha1APIs, "enable-v1alpha1-apis", false, "If set, the agents will watch for the v1alpha1 APIs.")