diff --git a/src/WSLed.cpp b/src/WSLed.cpp
index e69dd20..e277a62 100644
--- a/src/WSLed.cpp
+++ b/src/WSLed.cpp
@@ -1,5 +1,6 @@
 // Ovladani signalizacni chytre LED diody
 #include "WSLed.hpp"
+#include <Interrupts.hpp>
 #if defined(ARDUINO_ARCH_ESP32)
     // # include "esp_task.h"
     //  https://github.com/JSchaenzle/ESP32-NeoPixel-WS2812-RMT/blob/master/ws2812_control.c
@@ -65,13 +66,13 @@ void wsLED::show()
     ESP_ERROR_CHECK(rmt_write_items(LED_RMT_TX_CHANNEL, led_data_buffer, LED_BUFFER_ITEMS, false));
     mEndTime = micros() + 100; // TODO: unfortunately this time is not valid for ESP32 using RMT peripheral
 #else
-    noInterrupts();
+    IntCtrl.disable();
     #if defined(WSLED_PL9823)
     espShow(mPin, color, 1 * 3, false);
     #else
     espShow(mPin, color, 1 * 3, true);
     #endif
-    interrupts();
+    IntCtrl.enable();
     mEndTime = micros();
 #endif
 }
diff --git a/src/WSLed.hpp b/src/WSLed.hpp
index 5696c1e..b4f7dfb 100644
--- a/src/WSLed.hpp
+++ b/src/WSLed.hpp
@@ -148,7 +148,7 @@ class wsLED {
 
     void show();
     void setColor(const LEDRGB & color);
-    bool canShow() const;
+    [[nodiscard]] bool canShow() const;
 
   public:
     wsLED(int pin, int order = RGB);