diff --git a/drivers/usbdev/Kconfig b/drivers/usbdev/Kconfig
index f38475f42d5..2335a3f71c0 100644
--- a/drivers/usbdev/Kconfig
+++ b/drivers/usbdev/Kconfig
@@ -25,6 +25,12 @@ config USBDEV_DUALSPEED
 	---help---
 		Hardware handles high and full speed operation (USB 2.0)
 
+config USBDEV_EPBUFFER_ALIGNMENT
+	int "The usbdev ep req bffer aligned bytes"
+	default 0
+	---help---
+		The aligned bytes of usbdev ep req buffer
+
 choice
 	prompt "Select USB device powered"
 	default USBDEV_SELFPOWERED
diff --git a/drivers/usbdev/usbdev_req.c b/drivers/usbdev/usbdev_req.c
index a5b3d7801f1..19652f24daa 100644
--- a/drivers/usbdev/usbdev_req.c
+++ b/drivers/usbdev/usbdev_req.c
@@ -47,7 +47,11 @@
 #  define EP_ALLOCBUFFER(ep,nb)    (ep)->ops->allocbuffer(ep,nb)
 #  define EP_FREEBUFFER(ep,buf)    (ep)->ops->freebuffer(ep,buf)
 #else
-#  define EP_ALLOCBUFFER(ep,nb)    kmm_malloc(nb)
+#  if CONFIG_USBDEV_EPBUFFER_ALIGNMENT != 0
+#    define EP_ALLOCBUFFER(ep,nb)  kmm_memalign(CONFIG_USBDEV_EPBUFFER_ALIGNMENT, nb)
+#  else
+#    define EP_ALLOCBUFFER(ep,nb)  kmm_malloc(nb)
+#  endif
 #  define EP_FREEBUFFER(ep,buf)    kmm_free(buf)
 #endif