diff --git a/boards/common/stm32/include/cfg_usb_otg_hs_fs.h b/boards/common/stm32/include/cfg_usb_otg_hs_phy_fs.h
similarity index 80%
rename from boards/common/stm32/include/cfg_usb_otg_hs_fs.h
rename to boards/common/stm32/include/cfg_usb_otg_hs_phy_fs.h
index c861f5e466..aa3e77cfeb 100644
--- a/boards/common/stm32/include/cfg_usb_otg_hs_fs.h
+++ b/boards/common/stm32/include/cfg_usb_otg_hs_phy_fs.h
@@ -11,13 +11,17 @@
  * @{
  *
  * @file
- * @brief       Common configuration for STM32 OTG HS peripheral with FS phy
+ * @brief       Common configuration for STM32 OTG HS peripheral with on-chip FS PHY
+ *
+ * All STM32 boards which use the on-chip FS PHY for the USB OTG HS peripheral
+ * use the same configuration. Therefore a common configuration file can be
+ * used for these boards.
  *
  * @author      Koen Zandberg <koen@bergzand.net>
  */
 
-#ifndef CFG_USB_OTG_HS_FS_H
-#define CFG_USB_OTG_HS_FS_H
+#ifndef CFG_USB_OTG_HS_PHY_FS_H
+#define CFG_USB_OTG_HS_PHY_FS_H
 
 #include "periph_cpu.h"
 #include "usbdev_synopsys_dwc2.h"
@@ -57,5 +61,5 @@ static const dwc2_usb_otg_fshs_config_t dwc2_usb_otg_fshs_config[] = {
 }
 #endif
 
-#endif /* CFG_USB_OTG_HS_FS_H */
+#endif /* CFG_USB_OTG_HS_PHY_FS_H */
 /** @} */
diff --git a/boards/stm32f429i-disc1/include/periph_conf.h b/boards/stm32f429i-disc1/include/periph_conf.h
index 0e40a84a47..24cb9581e7 100644
--- a/boards/stm32f429i-disc1/include/periph_conf.h
+++ b/boards/stm32f429i-disc1/include/periph_conf.h
@@ -32,7 +32,7 @@
 #include "periph_cpu.h"
 #include "clk_conf.h"
 #include "cfg_timer_tim5.h"
-#include "cfg_usb_otg_hs_fs.h"
+#include "cfg_usb_otg_hs_phy_fs.h"
 
 #ifdef __cplusplus
 extern "C" {