diff --git a/software/platformio.ini b/software/platformio.ini
index 02e4b78..2476a51 100644
--- a/software/platformio.ini
+++ b/software/platformio.ini
@@ -12,6 +12,8 @@
 platform = https://github.com/platformio/platform-espressif32.git#feature/stage
 ;platform = espressif32
 board = esp32dev
+board_f_cpu = 160000000L
+board_f_flash = 80000000L
 framework = arduino
 ;build_flags = -DASYNC_TCP_SSL_ENABLED=1
 build_flags = -fexceptions
diff --git a/software/src/led.cpp b/software/src/led.cpp
index f89d0c1..2c8bc7e 100644
--- a/software/src/led.cpp
+++ b/software/src/led.cpp
@@ -111,7 +111,11 @@ void Led::animationTask(void* parameters) {
        } else {
          duration--;
        }
-       EVERY_N_SECONDS(300) { changeAnimation(3, 200); }
+       EVERY_N_SECONDS(300) {
+//         FastLED.clear();
+//         delay(200);
+         changeAnimation(3, 400);
+       }
     }
     vTaskDelay(50 / portTICK_PERIOD_MS);
   }
diff --git a/software/src/pusher.h b/software/src/pusher.h
index d98fb81..acac863 100644
--- a/software/src/pusher.h
+++ b/software/src/pusher.h
@@ -14,11 +14,9 @@ static constexpr uint16_t PROGMEM MIN_PULSE_WIDTH     = (1 << TIMER_WIDTH) * MIN
 static constexpr uint16_t PROGMEM MAX_PULSE_WIDTH     = (1 << TIMER_WIDTH) * MAX_PULSE_MS / 20000; // the longest pulse sent to a servo
 static constexpr uint16_t PROGMEM DEFAULT_PULSE_WIDTH = (1 << TIMER_WIDTH) * DEFAULT_PULSE_MS / 20000; // default pulse width
 
-static constexpr uint8_t PROGMEM LEDC_NUM_CHANNELS = 8; // default pulse width
-
 static constexpr TickType_t PROGMEM TIMEOUT = portMAX_DELAY;
 
-static constexpr uint8_t PROGMEM channel = 13; // LEDC_CHANNEL_3 // beware: some channels interfere with the rmt peripheral used by FastLED
+static constexpr uint8_t PROGMEM channel = LEDC_CHANNEL_5; // 13 // beware: some channels interfere with the rmt peripheral used by FastLED
 
 class Pusher {
   public:
diff --git a/software/src/shelf.cpp b/software/src/shelf.cpp
index 629aead..135a118 100644
--- a/software/src/shelf.cpp
+++ b/software/src/shelf.cpp
@@ -38,7 +38,7 @@ void Shelf::dispenseTask(void* parameters) {
     vTaskDelay(7000 / portTICK_PERIOD_MS);
     led.changeAnimation(0, 0);
   } else {
-    led.changeAnimation(4,500);
+    led.changeAnimation(4,200);
   }
   vTaskDelete(NULL);
 }