diff --git a/drivers/watchdog/wdt_wwdg_stm32.c b/drivers/watchdog/wdt_wwdg_stm32.c
index c88fef25a0d..61d55a3933a 100644
--- a/drivers/watchdog/wdt_wwdg_stm32.c
+++ b/drivers/watchdog/wdt_wwdg_stm32.c
@@ -169,7 +169,11 @@ static int wwdg_stm32_setup(const struct device *dev, uint8_t options)
 #elif defined(CONFIG_SOC_SERIES_STM32L0X)
 		LL_APB2_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_DBGMCU);
 #endif
+#if defined(CONFIG_SOC_SERIES_STM32H7X)
+		LL_DBGMCU_APB3_GRP1_FreezePeriph(LL_DBGMCU_APB3_GRP1_WWDG1_STOP);
+#else
 		LL_DBGMCU_APB1_GRP1_FreezePeriph(LL_DBGMCU_APB1_GRP1_WWDG_STOP);
+#endif /* CONFIG_SOC_SERIES_STM32H7X */
 	}
 
 	if (options & WDT_OPT_PAUSE_IN_SLEEP) {