diff --git a/platform/osd-merkur/dev/button-sensor.c b/platform/osd-merkur/dev/button-sensor.c
index 491879f3a..825467781 100644
--- a/platform/osd-merkur/dev/button-sensor.c
+++ b/platform/osd-merkur/dev/button-sensor.c
@@ -14,22 +14,22 @@ static int enabled = 0;
 struct sensors_sensor *sensors[1];
 unsigned char sensors_flags[1];
 
-#define BUTTON_BIT INTF5
+#define BUTTON_BIT INTF4
 #define BUTTON_CHECK_IRQ() (EIFR & BUTTON_BIT) ? 0 : 1
 
 #define PRINTF(...) printf(__VA_ARGS__)
 /*---------------------------------------------------------------------------*/
-ISR(INT5_vect)
+ISR(INT4_vect)
 {
 
-//  leds_toggle(LEDS_YELLOW);
+//  leds_toggle(LEDS_RED);
   
   if(BUTTON_CHECK_IRQ()) {
     if(timer_expired(&debouncetimer)) {
-    led1_on();
+  //  led1_on();
       timer_set(&debouncetimer, CLOCK_SECOND / 4);
       sensors_changed(&button_sensor);
-    led1_off();
+ //   led1_off();
     }
   }
 
@@ -39,7 +39,7 @@ ISR(INT5_vect)
 static int
 value(int type)
 {
- return (PORTE & _BV(PE5) ? 0 : 1) || !timer_expired(&debouncetimer);
+ return (PORTE & _BV(PE4) ? 0 : 1) || !timer_expired(&debouncetimer);
  //return 0;
 }
 
@@ -50,19 +50,19 @@ configure(int type, int c)
 	case SENSORS_ACTIVE:
 		if (c) {
 			if(!status(SENSORS_ACTIVE)) {
-    led1_on();
+  //  led1_on();
 				timer_set(&debouncetimer, 0);
-				DDRE |= (0<<DDE5); // Set pin as input
-				PORTE |= (1<<PORTE5); // Set port PORTE bint 5 with pullup resistor
-				EICRB |= (2<<ISC50); // For falling edge
-				EIMSK |= (1<<INT5); // Set int
+				DDRE |= (0<<DDE4); // Set pin as input
+				PORTE |= (1<<PORTE4); // Set port PORTE bint 5 with pullup resistor
+				EICRB |= (1<<ISC40); // For falling edge
+				EIMSK |= (1<<INT4); // Set int
 				enabled = 1;
 				sei();
-    led1_off();
+  //  led1_off();
 			}
 		} else {
 				enabled = 0;
-				EIMSK &= ~(1<<INT5); // clear int
+				EIMSK &= ~(1<<INT4); // clear int
 		}
 		return 1;
 	}
diff --git a/platform/osd-merkur/dev/dht11.c b/platform/osd-merkur/dev/dht11.c
index 270bfe6e2..7fd96da8f 100644
--- a/platform/osd-merkur/dev/dht11.c
+++ b/platform/osd-merkur/dev/dht11.c
@@ -83,16 +83,16 @@ uint8_t DHT_Read_Data(uint8_t select){
             //Shift data[] value 1 position left
             //Example. 01010100 if we shift it left one time it will be
             //10101000
-    led1_on();
+ //   led1_on();
 
             data[j/8]<<=1;
             if (counter >= 15) {    //If it was high for more than 40uS
-    led1_off();
+ //   led1_off();
                 data[j/8]|=1;       //it means it is bit '1' so make a logic
-    led1_on();
+ //   led1_on();
             }                       //OR with the value (save it)
             j++;                    //making an OR by 1 to this value 10101000
-    led1_off();
+ //   led1_off();
 
         }                           //we will have the resault 10101001
                                     //1 in 8-bit binary is 00000001
diff --git a/platform/osd-merkur/dev/leds-arch.c b/platform/osd-merkur/dev/leds-arch.c
index 8994bb5a1..3db79ec17 100644
--- a/platform/osd-merkur/dev/leds-arch.c
+++ b/platform/osd-merkur/dev/leds-arch.c
@@ -50,7 +50,7 @@
 void
 leds_arch_init(void)
 {
-DDRE|=(1<<DDE2) | (1<<DDE3) | (1<<DDE4);	// Set pins as output since leds are mounted on the VDD bus
+DDRE|=(1<<DDE2) | (1<<DDE3) | (1<<DDE5);	// Set pins as output since leds are mounted on the VDD bus
 LEDS_OFF();
 }
 /*---------------------------------------------------------------------------*/
diff --git a/platform/osd-merkur/dev/leds-arch.h b/platform/osd-merkur/dev/leds-arch.h
index 0f55a88be..1dbf7a6e7 100644
--- a/platform/osd-merkur/dev/leds-arch.h
+++ b/platform/osd-merkur/dev/leds-arch.h
@@ -5,7 +5,7 @@
 
 #define BIT_GREEN _BV(PE2)
 #define BIT_YELLOW _BV(PE3)
-#define BIT_RED _BV(PE4)
+#define BIT_RED _BV(PE5)
 #define BIT_BLUE BIT_YELLOW
 
 #define LED_GREEN_ON() LED_OUT &= ~BIT_GREEN
diff --git a/platform/osd-merkur/dev/pir-sensor.c b/platform/osd-merkur/dev/pir-sensor.c
index cff260816..c45ca290d 100644
--- a/platform/osd-merkur/dev/pir-sensor.c
+++ b/platform/osd-merkur/dev/pir-sensor.c
@@ -26,10 +26,10 @@ ISR(INT6_vect)
   
   if(PIR_CHECK_IRQ()) {
     if(timer_expired(&debouncetimer)) {
-    led1_on();
+ //   led1_on();
       timer_set(&debouncetimer, CLOCK_SECOND / 4);
       sensors_changed(&pir_sensor);
-    led1_off();
+ //   led1_off();
     }
   }
 
@@ -50,7 +50,7 @@ configure(int type, int c)
 	case SENSORS_ACTIVE:
 		if (c) {
 			if(!status(SENSORS_ACTIVE)) {
-    led1_on();
+  //  led1_on();
 				timer_set(&debouncetimer, 0);
 				DDRE |= (0<<DDE6); // Set pin as input
 				PORTE |= (1<<PORTE6); // Set port PORTE bint 6 with pullup resistor
@@ -58,7 +58,7 @@ configure(int type, int c)
 				EIMSK |= (1<<INT6); // Set int
 				enabled = 1;
 				sei();
-    led1_off();
+  //  led1_off();
 			}
 		} else {
 				enabled = 0;