diff --git a/drivers/usb/device/usb_dc_stm32.c b/drivers/usb/device/usb_dc_stm32.c
index b5fc75c3c2ea6..2817f5531ce03 100644
--- a/drivers/usb/device/usb_dc_stm32.c
+++ b/drivers/usb/device/usb_dc_stm32.c
@@ -311,7 +311,7 @@ static int usb_dc_stm32_clock_enable(void)
 #elif defined(CONFIG_SOC_SERIES_STM32U5X)
 	LL_AHB2_GRP1_EnableClock(LL_AHB2_GRP1_PERIPH_USBPHY);
 	/* Both OTG HS and USBPHY sleep clock MUST be disabled here at the same time */
-	LL_AHB2_GRP1_DisableClockStopSleep(LL_AHB2_GRP1_PERIPH_OTG_HS ||
+	LL_AHB2_GRP1_DisableClockStopSleep(LL_AHB2_GRP1_PERIPH_OTG_HS |
 						LL_AHB2_GRP1_PERIPH_USBPHY);
 #else
 	LL_AHB1_GRP1_DisableClockLowPower(LL_AHB1_GRP1_PERIPH_OTGHSULPI);
diff --git a/drivers/usb/udc/udc_stm32.c b/drivers/usb/udc/udc_stm32.c
index 845f461ea96d9..4f36601961de9 100644
--- a/drivers/usb/udc/udc_stm32.c
+++ b/drivers/usb/udc/udc_stm32.c
@@ -1069,7 +1069,7 @@ static int priv_clock_enable(void)
 #elif defined(CONFIG_SOC_SERIES_STM32U5X)
 	LL_AHB2_GRP1_EnableClock(LL_AHB2_GRP1_PERIPH_USBPHY);
 	/* Both OTG HS and USBPHY sleep clock MUST be disabled here at the same time */
-	LL_AHB2_GRP1_DisableClockStopSleep(LL_AHB2_GRP1_PERIPH_OTG_HS ||
+	LL_AHB2_GRP1_DisableClockStopSleep(LL_AHB2_GRP1_PERIPH_OTG_HS |
 						LL_AHB2_GRP1_PERIPH_USBPHY);
 #else
 	LL_AHB1_GRP1_DisableClockLowPower(LL_AHB1_GRP1_PERIPH_OTGHSULPI);