diff --git a/programs/server/config.xml b/programs/server/config.xml
index f2940a2715..27a5e3ad11 100644
--- a/programs/server/config.xml
+++ b/programs/server/config.xml
@@ -68,8 +68,8 @@
             <!-- User maximum session timeout in millisecond, default is 100000. -->
             <!-- <max_session_timeout_ms>100000</max_session_timeout_ms> -->
 
-            <!-- User operation timeout in millisecond, default is 2000. -->
-            <!-- <operation_timeout_ms>2000</operation_timeout_ms> -->
+            <!-- User operation timeout in millisecond, default is 10000. -->
+            <!-- <operation_timeout_ms>10000</operation_timeout_ms> -->
 
             <!-- Leader will check whether session is dead in this period, default is 500. -->
             <!-- <dead_session_check_period_ms>500</dead_session_check_period_ms> -->
@@ -77,8 +77,8 @@
             <!-- NuRaft heart beat interval in millisecond, default is 500. -->
             <!-- <heart_beat_interval_ms>500</heart_beat_interval_ms> -->
 
-            <!-- NuRaft request operation timeout in millisecond, default is same with operation_timeout_ms. -->
-            <!-- <client_req_timeout_ms>2000</client_req_timeout_ms> -->
+            <!-- NuRaft log replication timeout in millisecond, default is same with operation_timeout_ms. -->
+            <!-- <client_req_timeout_ms>10000</client_req_timeout_ms> -->
 
             <!-- NuRaft election timeout lower bound, default is 10s. -->
             <!-- <election_timeout_lower_bound_ms>10000</election_timeout_lower_bound_ms> -->