diff --git a/src/main.cpp b/src/main.cpp
index 63dd2c69970e81fd514a58fe9bd7b96a8e20de6e..0b60c438274736238314593034f39c8913f436f2 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -5,8 +5,8 @@
 #include <std_msgs/Int32.h>
 
 // Pin declaration
-const int pullCordPin = D8;
-const int switchPin = D9;
+const int pullCordPin = D9;
+const int switchPin = D3;
 const int buttonPin = D10;
 const int buttonLedPin = D11;