diff --git a/firmware/core/rfid.h b/firmware/core/rfid.h
index 93886d3..a52f7de 100644
--- a/firmware/core/rfid.h
+++ b/firmware/core/rfid.h
@@ -32,6 +32,7 @@
     {
         found = false;
     }
+    void SetLedOn(bool on); 
 };
 
 #endif
diff --git a/firmware/core/rfid.ino b/firmware/core/rfid.ino
index 32160eb..2d17e3e 100644
--- a/firmware/core/rfid.ino
+++ b/firmware/core/rfid.ino
@@ -32,6 +32,7 @@
     }else{
       pn532.resetConfigFor14443B();
       card = Card_None;
+      SetLedOn(false);
     }
   }
 
@@ -46,6 +47,7 @@
       return;
     }else{
       card = Card_None;
+      SetLedOn(false);
     }
   }
 
@@ -61,6 +63,7 @@
     pn532.inRelease(0); //Release all cards
     card = Card_14443A;
     found = true;
+    SetLedOn(true);
   }
   else
   {
@@ -89,6 +92,7 @@
       uidLength = 8;
       card = Card_14443B;
       found = true;
+      SetLedOn(true);
     }
   }else{
 
@@ -132,3 +136,10 @@
   // configure board to read RFID tags
   pn532.SAMConfig();
 }
+
+void RFID::SetLedOn(bool on){
+  if(on)
+    pn532.writeGPIOP7(0);
+  else
+    pn532.writeGPIOP7(1<<PN532_GPIO_P71);
+}