diff --git a/modules/catkin_ws/src/car/src/mainNode/PlatoonController.cpp b/modules/catkin_ws/src/car/src/mainNode/PlatoonController.cpp
index b5bf068a2f8201148fd3b0dac77f9c308be9c8cb..7c74a5ad9e59d7db537639d67117580a5aa858c9 100644
--- a/modules/catkin_ws/src/car/src/mainNode/PlatoonController.cpp
+++ b/modules/catkin_ws/src/car/src/mainNode/PlatoonController.cpp
@@ -30,7 +30,7 @@ void PlatoonController::updatePcConfig() {
 }
 
 void PlatoonController::updateDesSpeed() {
-    pc2car::TimedValue<float> otherDesSpeed = pc->getInnerPlatoonDistance();
+    pc2car::TimedValue<float> otherDesSpeed = pc->getSpeed();
     if ( otherDesSpeed.getTimestamp() > desSpeed.getTimestamp() ) { desSpeed = otherDesSpeed; }
     
     cruiseControllerNotify();