diff --git a/examples/WebInterface/WebInterface.ino b/examples/WebInterface/WebInterface.ino
index 541099e..297c18b 100644
--- a/examples/WebInterface/WebInterface.ino
+++ b/examples/WebInterface/WebInterface.ino
@@ -4,11 +4,11 @@
 #include <ESPUI.h>
 #include <LARS.h>
 
-#define ledDataPin 27 // cannot use
-#define beeperPin 17 // cannot use
+#define ledDataPin 2
+#define beeperPin 4
 
-#define echoPin 5 // cannot use
-#define triggerPin 23 //cannot use
+#define echoPin 36
+#define triggerPin 34
 
 #define checkTime 1000
 #define warningDistance 20
@@ -90,7 +90,7 @@ void loop() {
     checkDistance();
     oldTime = millis();
   }
-  
+
   if (walk_forward) robot.walk(0);
   else if (walk_backward) robot.walk();
   else if (hello) robot.hello();