diff --git a/samples/drivers/watchdog/src/main.c b/samples/drivers/watchdog/src/main.c
index b3861b087e3..af9aeceda30 100644
--- a/samples/drivers/watchdog/src/main.c
+++ b/samples/drivers/watchdog/src/main.c
@@ -26,7 +26,6 @@
  */
 #define WDT_ALLOW_CALLBACK 0
 #elif DT_HAS_COMPAT_STATUS_OKAY(raspberrypi_pico_watchdog)
-#define WDT_MAX_WINDOW  600000U
 #define WDT_ALLOW_CALLBACK 0
 #elif DT_HAS_COMPAT_STATUS_OKAY(gd_gd32_wwdgt)
 #define WDT_MAX_WINDOW 24U