diff --git a/modules/planning/common/planning_gflags.cc b/modules/planning/common/planning_gflags.cc
index fe4b7685d1972e8cee209d594cb8fae732cd01a2..44050f606cafcec6ff0e6a1c0caab76a1cb5d287 100644
--- a/modules/planning/common/planning_gflags.cc
+++ b/modules/planning/common/planning_gflags.cc
@@ -96,7 +96,7 @@ DEFINE_bool(enable_scenario_pull_over, false,
 DEFINE_bool(enable_scenario_emergency_pull_over, true,
             "enable emregency-pull-over scenario in planning");
 
-DEFINE_bool(enable_scenario_emergency_stop, false,
+DEFINE_bool(enable_scenario_emergency_stop, true,
             "enable emregency-stop scenario in planning");
 
 DEFINE_bool(enable_scenario_side_pass_multiple_parked_obstacles, true,