diff --git a/src/genpinmap/Arduino/STM32L152RETx/PeripheralPins.c b/src/genpinmap/Arduino/STM32L152RETx/PeripheralPins.c
index b5a000fd..aec2a886 100644
--- a/src/genpinmap/Arduino/STM32L152RETx/PeripheralPins.c
+++ b/src/genpinmap/Arduino/STM32L152RETx/PeripheralPins.c
@@ -245,8 +245,8 @@ const PinMap PinMap_SPI_SSEL[] = {
 
 #ifdef HAL_PCD_MODULE_ENABLED
 const PinMap PinMap_USB[] = {
-  {PA_11, USB, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, GPIO_AF10_USB)}, // USB_DM
-  {PA_12, USB, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, GPIO_AF10_USB)}, // USB_DP
+  {PA_11, USB, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0)}, // USB_DM
+  {PA_12, USB, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0)}, // USB_DP
   {NC,    NP,    0}
 };
 #endif