diff --git a/YAOCMouse.ino b/YAOCMouse.ino
index 240b345..de24d1d 100644
--- a/YAOCMouse.ino
+++ b/YAOCMouse.ino
@@ -99,8 +99,8 @@ void amigaYpulse(int8_t count) {
       }
     }
 
-    digitalWrite(13, mouseStates[mouseYTableIndex][0]);
-    digitalWrite(14, mouseStates[mouseYTableIndex][1]);
+    digitalWrite(PIN_MOUSE_V, mouseStates[mouseYTableIndex][0]);
+    digitalWrite(PIN_MOUSE_VQ, mouseStates[mouseYTableIndex][1]);
     delayMicroseconds(MOUSE_PULSE_DELAY);
   }
 
@@ -129,8 +129,8 @@ void amigaXpulse(int8_t count) {
       }
     }
 
-    digitalWrite(15, mouseStates[mouseXTableIndex][0]);
-    digitalWrite(12, mouseStates[mouseXTableIndex][1]);
+    digitalWrite(PIN_MOUSE_H, mouseStates[mouseXTableIndex][0]);
+    digitalWrite(PIN_MOUSE_HQ, mouseStates[mouseXTableIndex][1]);
     delayMicroseconds(MOUSE_PULSE_DELAY);
   }
 }