diff --git a/configs/milvus.yaml b/configs/milvus.yaml
index 37d07e693f..ab1a11d3e0 100644
--- a/configs/milvus.yaml
+++ b/configs/milvus.yaml
@@ -432,7 +432,7 @@ common:
     tlsMode: 0
 
   session:
-    ttl: 60 # ttl value when session granting a lease to register service
+    ttl: 20 # ttl value when session granting a lease to register service
     retryTimes: 30 # retry times when session sending etcd requests
 
 # QuotaConfig, configurations of Milvus quota and limits.
diff --git a/internal/util/paramtable/component_param.go b/internal/util/paramtable/component_param.go
index e30196b037..cbf2a658cd 100644
--- a/internal/util/paramtable/component_param.go
+++ b/internal/util/paramtable/component_param.go
@@ -36,7 +36,7 @@ const (
 	DefaultGracefulStopTimeout   = 30   // s
 	DefaultThreadCoreCoefficient = 10
 
-	DefaultSessionTTL        = 60 //s
+	DefaultSessionTTL        = 20 //s
 	DefaultSessionRetryTimes = 30
 
 	DefaultMaxDegree                = 56
@@ -485,7 +485,7 @@ func (p *commonConfig) initClusterName() {
 }
 
 func (p *commonConfig) initSessionTTL() {
-	p.SessionTTL = p.Base.ParseInt64WithDefault("common.session.ttl", 60)
+	p.SessionTTL = p.Base.ParseInt64WithDefault("common.session.ttl", 20)
 }
 
 func (p *commonConfig) initSessionRetryTimes() {