diff --git a/server/cluster/cluster.go b/server/cluster/cluster.go
index bd33d873750..f0c7d10cdf0 100644
--- a/server/cluster/cluster.go
+++ b/server/cluster/cluster.go
@@ -878,7 +878,7 @@ func (c *RaftCluster) HandleStoreHeartbeat(heartbeat *pdpb.StoreHeartbeatRequest
 	interval := reportInterval.GetEndTimestamp() - reportInterval.GetStartTimestamp()
 
 	// c.limiter is nil before "start" is called
-	if c.limiter != nil && c.opt.GetStoreLimitMode() == "auto" {
+	if c.limiter != nil {
 		c.limiter.Collect(newStore.GetStoreStats())
 	}
 
diff --git a/server/config/config.go b/server/config/config.go
index 31777cefa21..5bda5bdc9f9 100644
--- a/server/config/config.go
+++ b/server/config/config.go
@@ -666,14 +666,6 @@ type ScheduleConfig struct {
 	// Only used to display
 	SchedulersPayload map[string]interface{} `toml:"schedulers-payload" json:"schedulers-payload"`
 
-	// StoreLimitMode can be auto or manual, when set to auto,
-	// PD tries to change the store limit values according to
-	// the load state of the cluster dynamically. User can
-	// overwrite the auto-tuned value by pd-ctl, when the value
-	// is overwritten, the value is fixed until it is deleted.
-	// Default: manual
-	StoreLimitMode string `toml:"store-limit-mode" json:"store-limit-mode"`
-
 	// Controls the time interval between write hot regions info into leveldb.
 	HotRegionsWriteInterval typeutil.Duration `toml:"hot-regions-write-interval" json:"hot-regions-write-interval"`
 
@@ -746,7 +738,6 @@ const (
 	defaultHotRegionCacheHitsThreshold = 3
 	defaultSchedulerMaxWaitingOperator = 5
 	defaultLeaderSchedulePolicy        = "count"
-	defaultStoreLimitMode              = "manual"
 	defaultEnableJointConsensus        = true
 	defaultEnableTiKVSplitRegion       = true
 	defaultEnableCrossTableMerge       = true
@@ -806,10 +797,6 @@ func (c *ScheduleConfig) adjust(meta *configutil.ConfigMetaData, reloading bool)
 	if !meta.IsDefined("leader-schedule-policy") {
 		configutil.AdjustString(&c.LeaderSchedulePolicy, defaultLeaderSchedulePolicy)
 	}
-	if !meta.IsDefined("store-limit-mode") {
-		configutil.AdjustString(&c.StoreLimitMode, defaultStoreLimitMode)
-	}
-
 	if !meta.IsDefined("store-limit-version") {
 		configutil.AdjustString(&c.StoreLimitVersion, defaultStoreLimitVersion)
 	}
diff --git a/server/config/persist_options.go b/server/config/persist_options.go
index 8d6d1b6b6bc..d308f6338a2 100644
--- a/server/config/persist_options.go
+++ b/server/config/persist_options.go
@@ -501,11 +501,6 @@ func (o *PersistOptions) GetAllStoresLimit() map[uint64]StoreLimitConfig {
 	return o.GetScheduleConfig().StoreLimit
 }
 
-// GetStoreLimitMode returns the limit mode of store.
-func (o *PersistOptions) GetStoreLimitMode() string {
-	return o.GetScheduleConfig().StoreLimitMode
-}
-
 // GetStoreLimitVersion returns the limit version of store.
 func (o *PersistOptions) GetStoreLimitVersion() string {
 	return o.GetScheduleConfig().StoreLimitVersion
diff --git a/tests/pdctl/config/config_test.go b/tests/pdctl/config/config_test.go
index 9634737e18b..5f446158fb7 100644
--- a/tests/pdctl/config/config_test.go
+++ b/tests/pdctl/config/config_test.go
@@ -87,7 +87,6 @@ func TestConfig(t *testing.T) {
 	scheduleConfig.EnableMakeUpReplica = false
 	scheduleConfig.EnableRemoveExtraReplica = false
 	scheduleConfig.EnableLocationReplacement = false
-	scheduleConfig.StoreLimitMode = ""
 	re.Equal(uint64(0), scheduleConfig.MaxMergeRegionKeys)
 	// The result of config show doesn't be 0.
 	scheduleConfig.MaxMergeRegionKeys = scheduleConfig.GetMaxMergeRegionKeys()