diff --git a/config/settings.yaml b/config/settings.yaml
index 92e153c..5e9b62a 100644
--- a/config/settings.yaml
+++ b/config/settings.yaml
@@ -39,7 +39,7 @@ leds:
   auto_brightness: true
   brightness: 20
   count: 35
-  countdown_duration: 3.0   # Durée du countdown photobooth-app (secondes)
+  countdown_duration: 5.0   # Durée du countdown photobooth-app (secondes)
   dma: 10
   effects:
     capture:
@@ -98,7 +98,7 @@ leds:
       speed: 0.05
   freq_hz: 800000
   pin: 18
-  pre_flash_advance: 0.5    # Démarrer le flash X secondes avant la fin du countdown
+  pre_flash_advance: 2.5    # Démarrer le flash X secondes avant la fin du countdown
   strip_type: WS2812
 photobooth:
   config_file: /home/pi/photobooth-data/config/config.json