diff --git a/targets/stm32l432/lib/usbd/usbd_composite.c b/targets/stm32l432/lib/usbd/usbd_composite.c
index 7a3d6f1..a1a868c 100644
--- a/targets/stm32l432/lib/usbd/usbd_composite.c
+++ b/targets/stm32l432/lib/usbd/usbd_composite.c
@@ -110,7 +110,7 @@ __ALIGN_BEGIN uint8_t COMPOSITE_CDC_HID_DESCRIPTOR[COMPOSITE_CDC_HID_DESCRIPTOR_
   0x03,   /* bNumEndpoints: 3 endpoints used */
   0x02,   /* bInterfaceClass: Communication Interface Class */
   0x02,   /* bInterfaceSubClass: Abstract Control Model */
-  0x01,   /* bInterfaceProtocol: Common AT commands */
+  0x00,   /* bInterfaceProtocol: Common AT commands */
   0x00,   /* iInterface: */
 
   /*Header Functional Descriptor*/
diff --git a/udev/Makefile b/udev/Makefile
index 7bf6961..e716c1b 100644
--- a/udev/Makefile
+++ b/udev/Makefile
@@ -10,6 +10,8 @@
 
 setup: install activate
 legacy-setup: install-legacy activate
+
+# Symlinks can be setup, we don't officially supply any
 # symlinks: install-symlinks activate
 
 RULES_PATH=/etc/udev/rules.d